diff --git a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
index 1f9b80856bbe1..562b522dfacd6 100644
--- a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
+++ b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
@@ -25,7 +25,6 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST) {
   const LLT XLenLLT = LLT::scalar(XLen);
   const LLT DoubleXLenLLT = LLT::scalar(2 * XLen);
   const LLT p0 = LLT::pointer(0, XLen);
-  const LLT s1 = LLT::scalar(1);
   const LLT s8 = LLT::scalar(8);
   const LLT s16 = LLT::scalar(16);
   const LLT s32 = LLT::scalar(32);
@@ -43,8 +42,9 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST) {
       .clampScalar(0, s32, XLenLLT);
 
   getActionDefinitionsBuilder(
-      {G_UADDE, G_UADDO, G_USUBE, G_USUBO})
-      .lowerFor({{XLenLLT, s1}});
+      {G_UADDE, G_UADDO, G_USUBE, G_USUBO}).lower();
+
+  getActionDefinitionsBuilder({G_SADDO, G_SSUBO}).minScalar(0, XLenLLT).lower();
 
   getActionDefinitionsBuilder({G_ASHR, G_LSHR, G_SHL})
       .legalFor({{s32, s32}, {XLenLLT, XLenLLT}})
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv32/legalize-addo-subo.mir b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv32/legalize-addo-subo.mir
new file mode 100644
index 0000000000000..f831e50126ca9
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv32/legalize-addo-subo.mir
@@ -0,0 +1,580 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=riscv32 -run-pass=legalizer %s -o - \
+# RUN: | FileCheck %s
+
+---
+name:            saddo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[ADD]], [[C2]](s32)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s32) = G_ASHR [[SHL2]], [[C2]](s32)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[ADD]](s32), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s32)
+    %4:_(s8), %5:_(s1) = G_SADDO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s8)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[ADD]], [[C2]](s32)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s32) = G_ASHR [[SHL2]], [[C2]](s32)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[ADD]](s32), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s32)
+    %4:_(s16), %5:_(s1) = G_SADDO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s16)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[ADD]](s32), [[COPY]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[COPY1]](s32), [[C]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[ICMP1]], [[ICMP]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[XOR]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s32) = COPY $x10
+    %1:_(s32) = COPY $x11
+    %2:_(s32), %3:_(s1) = G_SADDO %0, %1
+    %4:_(s32) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s32)
+    $x11 = COPY %4(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11, $x12, $x13
+
+    ; CHECK-LABEL: name: saddo_i64
+    ; CHECK: liveins: $x10, $x11, $x12, $x13
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $x12
+    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $x13
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY2]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[COPY1]], [[COPY3]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ICMP]], [[C]]
+    ; CHECK-NEXT: [[ADD2:%[0-9]+]]:_(s32) = G_ADD [[ADD1]], [[AND]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[ADD2]](s32), [[COPY1]]
+    ; CHECK-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[ADD2]](s32), [[COPY1]]
+    ; CHECK-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[COPY]]
+    ; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[ICMP2]], [[C3]]
+    ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[AND1]](s32), [[ICMP3]], [[ICMP1]]
+    ; CHECK-NEXT: [[ICMP4:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[COPY3]](s32), [[C2]]
+    ; CHECK-NEXT: [[ICMP5:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[COPY3]](s32), [[C2]]
+    ; CHECK-NEXT: [[ICMP6:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY2]](s32), [[C1]]
+    ; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[ICMP5]], [[C4]]
+    ; CHECK-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[AND2]](s32), [[ICMP6]], [[ICMP4]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[SELECT1]], [[SELECT]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ADD2]](s32)
+    ; CHECK-NEXT: $x12 = COPY [[XOR]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11, implicit $x12
+    %2:_(s32) = COPY $x10
+    %3:_(s32) = COPY $x11
+    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)
+    %4:_(s32) = COPY $x12
+    %5:_(s32) = COPY $x13
+    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
+    %6:_(s64), %7:_(s1) = G_SADDO %0, %1
+    %8:_(s32), %9:_(s32) = G_UNMERGE_VALUES %6(s64)
+    %10:_(s32) = G_ANYEXT %7(s1)
+    $x10 = COPY %8(s32)
+    $x11 = COPY %9(s32)
+    $x12 = COPY %10(s32)
+    PseudoRET implicit $x10, implicit $x11, implicit $x12
+
+...
+---
+name:            ssubo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C1]](s32)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 24
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[SUB]], [[C2]](s32)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s32) = G_ASHR [[SHL2]], [[C2]](s32)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[SUB]](s32), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s32)
+    %4:_(s8), %5:_(s1) = G_SSUBO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s8)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[COPY]], [[C]](s32)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]](s32)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[COPY1]], [[C1]](s32)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[SHL1]], [[C1]](s32)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 16
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s32) = G_SHL [[SUB]], [[C2]](s32)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s32) = G_ASHR [[SHL2]], [[C2]](s32)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ne), [[SUB]](s32), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s32)
+    %4:_(s16), %5:_(s1) = G_SSUBO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s16)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[SUB]](s32), [[COPY]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(sgt), [[COPY1]](s32), [[C]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[ICMP1]], [[ICMP]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[XOR]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s32) = COPY $x10
+    %1:_(s32) = COPY $x11
+    %2:_(s32), %3:_(s1) = G_SSUBO %0, %1
+    %4:_(s32) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s32)
+    $x11 = COPY %4(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11, $x12, $x13
+
+    ; CHECK-LABEL: name: ssubo_i64
+    ; CHECK: liveins: $x10, $x11, $x12, $x13
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $x12
+    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $x13
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY2]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[COPY1]], [[COPY3]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ICMP]], [[C]]
+    ; CHECK-NEXT: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[SUB1]], [[AND]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 0
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(slt), [[SUB2]](s32), [[COPY1]]
+    ; CHECK-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[SUB2]](s32), [[COPY1]]
+    ; CHECK-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[SUB]](s32), [[COPY]]
+    ; CHECK-NEXT: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[ICMP2]], [[C3]]
+    ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[AND1]](s32), [[ICMP3]], [[ICMP1]]
+    ; CHECK-NEXT: [[ICMP4:%[0-9]+]]:_(s32) = G_ICMP intpred(sgt), [[COPY3]](s32), [[C2]]
+    ; CHECK-NEXT: [[ICMP5:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[COPY3]](s32), [[C2]]
+    ; CHECK-NEXT: [[ICMP6:%[0-9]+]]:_(s32) = G_ICMP intpred(ugt), [[COPY2]](s32), [[C1]]
+    ; CHECK-NEXT: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND2:%[0-9]+]]:_(s32) = G_AND [[ICMP5]], [[C4]]
+    ; CHECK-NEXT: [[SELECT1:%[0-9]+]]:_(s32) = G_SELECT [[AND2]](s32), [[ICMP6]], [[ICMP4]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s32) = G_XOR [[SELECT1]], [[SELECT]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[SUB2]](s32)
+    ; CHECK-NEXT: $x12 = COPY [[XOR]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11, implicit $x12
+    %2:_(s32) = COPY $x10
+    %3:_(s32) = COPY $x11
+    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)
+    %4:_(s32) = COPY $x12
+    %5:_(s32) = COPY $x13
+    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
+    %6:_(s64), %7:_(s1) = G_SSUBO %0, %1
+    %8:_(s32), %9:_(s32) = G_UNMERGE_VALUES %6(s64)
+    %10:_(s32) = G_ANYEXT %7(s1)
+    $x10 = COPY %8(s32)
+    $x11 = COPY %9(s32)
+    $x12 = COPY %10(s32)
+    PseudoRET implicit $x10, implicit $x11, implicit $x12
+
+...
+---
+name:            uaddo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ADD]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[AND]](s32), [[AND1]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s32)
+    %4:_(s8), %5:_(s1) = G_UADDO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s8)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ADD]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[AND]](s32), [[AND1]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s32)
+    %4:_(s16), %5:_(s1) = G_UADDO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s16)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[COPY1]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s32) = COPY $x10
+    %1:_(s32) = COPY $x11
+    %2:_(s32), %3:_(s1) = G_UADDO %0, %1
+    %4:_(s32) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s32)
+    $x11 = COPY %4(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11, $x12, $x13
+
+    ; CHECK-LABEL: name: uaddo_i64
+    ; CHECK: liveins: $x10, $x11, $x12, $x13
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $x12
+    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $x13
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[COPY]], [[COPY2]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[ADD1:%[0-9]+]]:_(s32) = G_ADD [[COPY1]], [[COPY3]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ICMP]], [[C]]
+    ; CHECK-NEXT: [[ADD2:%[0-9]+]]:_(s32) = G_ADD [[ADD1]], [[AND]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD2]](s32), [[COPY3]]
+    ; CHECK-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[ADD2]](s32), [[COPY3]]
+    ; CHECK-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[ADD]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[ICMP2]], [[C1]]
+    ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[AND1]](s32), [[ICMP3]], [[ICMP1]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ADD2]](s32)
+    ; CHECK-NEXT: $x12 = COPY [[SELECT]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11, implicit $x12
+    %2:_(s32) = COPY $x10
+    %3:_(s32) = COPY $x11
+    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)
+    %4:_(s32) = COPY $x12
+    %5:_(s32) = COPY $x13
+    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
+    %6:_(s64), %7:_(s1) = G_UADDO %0, %1
+    %8:_(s32), %9:_(s32) = G_UNMERGE_VALUES %6(s64)
+    %10:_(s32) = G_ANYEXT %7(s1)
+    $x10 = COPY %8(s32)
+    $x11 = COPY %9(s32)
+    $x12 = COPY %10(s32)
+    PseudoRET implicit $x10, implicit $x11, implicit $x12
+
+...
+---
+name:            usubo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 255
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[AND]](s32), [[AND1]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s32)
+    %4:_(s8), %5:_(s1) = G_USUBO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s8)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[COPY]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 65535
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[AND]](s32), [[AND1]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s32) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s32)
+    %3:_(s32) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s32)
+    %4:_(s16), %5:_(s1) = G_USUBO %0, %1
+    %6:_(s32) = G_ANYEXT %4(s16)
+    %7:_(s32) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s32)
+    $x11 = COPY %7(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY]](s32), [[COPY1]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s32) = COPY $x10
+    %1:_(s32) = COPY $x11
+    %2:_(s32), %3:_(s1) = G_USUBO %0, %1
+    %4:_(s32) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s32)
+    $x11 = COPY %4(s32)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11, $x12, $x13
+
+    ; CHECK-LABEL: name: usubo_i64
+    ; CHECK: liveins: $x10, $x11, $x12, $x13
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x11
+    ; CHECK-NEXT: [[COPY2:%[0-9]+]]:_(s32) = COPY $x12
+    ; CHECK-NEXT: [[COPY3:%[0-9]+]]:_(s32) = COPY $x13
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[COPY]], [[COPY2]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[SUB1:%[0-9]+]]:_(s32) = G_SUB [[COPY1]], [[COPY3]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s32) = G_AND [[ICMP]], [[C]]
+    ; CHECK-NEXT: [[SUB2:%[0-9]+]]:_(s32) = G_SUB [[SUB1]], [[AND]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY1]](s32), [[COPY3]]
+    ; CHECK-NEXT: [[ICMP2:%[0-9]+]]:_(s32) = G_ICMP intpred(eq), [[COPY1]](s32), [[COPY3]]
+    ; CHECK-NEXT: [[ICMP3:%[0-9]+]]:_(s32) = G_ICMP intpred(ult), [[COPY]](s32), [[COPY2]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 1
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s32) = G_AND [[ICMP2]], [[C1]]
+    ; CHECK-NEXT: [[SELECT:%[0-9]+]]:_(s32) = G_SELECT [[AND1]](s32), [[ICMP3]], [[ICMP1]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s32)
+    ; CHECK-NEXT: $x11 = COPY [[SUB2]](s32)
+    ; CHECK-NEXT: $x12 = COPY [[SELECT]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11, implicit $x12
+    %2:_(s32) = COPY $x10
+    %3:_(s32) = COPY $x11
+    %0:_(s64) = G_MERGE_VALUES %2(s32), %3(s32)
+    %4:_(s32) = COPY $x12
+    %5:_(s32) = COPY $x13
+    %1:_(s64) = G_MERGE_VALUES %4(s32), %5(s32)
+    %6:_(s64), %7:_(s1) = G_USUBO %0, %1
+    %8:_(s32), %9:_(s32) = G_UNMERGE_VALUES %6(s64)
+    %10:_(s32) = G_ANYEXT %7(s1)
+    $x10 = COPY %8(s32)
+    $x11 = COPY %9(s32)
+    $x12 = COPY %10(s32)
+    PseudoRET implicit $x10, implicit $x11, implicit $x12
+
+...
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv64/legalize-addo-subo.mir b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv64/legalize-addo-subo.mir
new file mode 100644
index 0000000000000..5659f89f55ede
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/rv64/legalize-addo-subo.mir
@@ -0,0 +1,531 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=riscv64 -run-pass=legalizer %s -o - \
+# RUN: | FileCheck %s
+
+---
+name:            saddo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s64)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[C]](s64)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[COPY1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s64) = G_ASHR [[SHL1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s64) = G_SHL [[ADD]], [[C2]](s64)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s64) = G_ASHR [[SHL2]], [[C2]](s64)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[ADD]](s64), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s64)
+    %4:_(s8), %5:_(s1) = G_SADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s8)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s64)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[C]](s64)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[COPY1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s64) = G_ASHR [[SHL1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s64) = G_SHL [[ADD]], [[C2]](s64)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s64) = G_ASHR [[SHL2]], [[C2]](s64)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[ADD]](s64), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s64)
+    %4:_(s16), %5:_(s1) = G_SADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s16)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s64) = G_SEXT_INREG [[COPY]], 32
+    ; CHECK-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s64) = G_SEXT_INREG [[COPY1]], 32
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[SEXT_INREG]], [[SEXT_INREG1]]
+    ; CHECK-NEXT: [[SEXT_INREG2:%[0-9]+]]:_(s64) = G_SEXT_INREG [[ADD]], 32
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[ADD]](s64), [[SEXT_INREG2]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s32) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s32) = G_TRUNC %3(s64)
+    %4:_(s32), %5:_(s1) = G_SADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s32)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            saddo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: saddo_i64
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(slt), [[ADD]](s64), [[COPY]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s64) = G_ICMP intpred(slt), [[COPY1]](s64), [[C]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[ICMP1]], [[ICMP]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[XOR]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s64) = COPY $x10
+    %1:_(s64) = COPY $x11
+    %2:_(s64), %3:_(s1) = G_SADDO %0, %1
+    %4:_(s64) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s64)
+    $x11 = COPY %4(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s64)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[C]](s64)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[COPY1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s64) = G_ASHR [[SHL1]], [[C1]](s64)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 56
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s64) = G_SHL [[SUB]], [[C2]](s64)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s64) = G_ASHR [[SHL2]], [[C2]](s64)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[SUB]](s64), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s64)
+    %4:_(s8), %5:_(s1) = G_SSUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s8)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL:%[0-9]+]]:_(s64) = G_SHL [[COPY]], [[C]](s64)
+    ; CHECK-NEXT: [[ASHR:%[0-9]+]]:_(s64) = G_ASHR [[SHL]], [[C]](s64)
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL1:%[0-9]+]]:_(s64) = G_SHL [[COPY1]], [[C1]](s64)
+    ; CHECK-NEXT: [[ASHR1:%[0-9]+]]:_(s64) = G_ASHR [[SHL1]], [[C1]](s64)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[ASHR]], [[ASHR1]]
+    ; CHECK-NEXT: [[C2:%[0-9]+]]:_(s64) = G_CONSTANT i64 48
+    ; CHECK-NEXT: [[SHL2:%[0-9]+]]:_(s64) = G_SHL [[SUB]], [[C2]](s64)
+    ; CHECK-NEXT: [[ASHR2:%[0-9]+]]:_(s64) = G_ASHR [[SHL2]], [[C2]](s64)
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[SUB]](s64), [[ASHR2]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s64)
+    %4:_(s16), %5:_(s1) = G_SSUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s16)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[SEXT_INREG:%[0-9]+]]:_(s64) = G_SEXT_INREG [[COPY]], 32
+    ; CHECK-NEXT: [[SEXT_INREG1:%[0-9]+]]:_(s64) = G_SEXT_INREG [[COPY1]], 32
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[SEXT_INREG]], [[SEXT_INREG1]]
+    ; CHECK-NEXT: [[SEXT_INREG2:%[0-9]+]]:_(s64) = G_SEXT_INREG [[SUB]], 32
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ne), [[SUB]](s64), [[SEXT_INREG2]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s32) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s32) = G_TRUNC %3(s64)
+    %4:_(s32), %5:_(s1) = G_SSUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s32)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            ssubo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: ssubo_i64
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 0
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(slt), [[SUB]](s64), [[COPY]]
+    ; CHECK-NEXT: [[ICMP1:%[0-9]+]]:_(s64) = G_ICMP intpred(sgt), [[COPY1]](s64), [[C]]
+    ; CHECK-NEXT: [[XOR:%[0-9]+]]:_(s64) = G_XOR [[ICMP1]], [[ICMP]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[XOR]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s64) = COPY $x10
+    %1:_(s64) = COPY $x11
+    %2:_(s64), %3:_(s1) = G_SSUBO %0, %1
+    %4:_(s64) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s64)
+    $x11 = COPY %4(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 255
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[ADD]](s32)
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[ANYEXT]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 255
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[AND]](s64), [[AND1]]
+    ; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[ADD]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT1]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s64)
+    %4:_(s8), %5:_(s1) = G_UADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s8)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 65535
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[ADD]](s32)
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[ANYEXT]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 65535
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[AND]](s64), [[AND1]]
+    ; CHECK-NEXT: [[ANYEXT1:%[0-9]+]]:_(s64) = G_ANYEXT [[ADD]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT1]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s64)
+    %4:_(s16), %5:_(s1) = G_UADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s16)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s32) = G_ADD [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s64) = G_ZEXT [[ADD]](s32)
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 4294967295
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[ZEXT]](s64), [[AND]]
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[ADD]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s32) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s32) = G_TRUNC %3(s64)
+    %4:_(s32), %5:_(s1) = G_UADDO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s32)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            uaddo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: uaddo_i64
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[ADD:%[0-9]+]]:_(s64) = G_ADD [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[ADD]](s64), [[COPY1]]
+    ; CHECK-NEXT: $x10 = COPY [[ADD]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s64) = COPY $x10
+    %1:_(s64) = COPY $x11
+    %2:_(s64), %3:_(s1) = G_UADDO %0, %1
+    %4:_(s64) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s64)
+    $x11 = COPY %4(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i8
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i8
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 255
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 255
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[AND]](s64), [[AND1]]
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s8) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s8) = G_TRUNC %3(s64)
+    %4:_(s8), %5:_(s1) = G_USUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s8)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i16
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i16
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 65535
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 65535
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[AND]](s64), [[AND1]]
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s16) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s16) = G_TRUNC %3(s64)
+    %4:_(s16), %5:_(s1) = G_USUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s16)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i32
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i32
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64)
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64)
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s32) = G_SUB [[TRUNC]], [[TRUNC1]]
+    ; CHECK-NEXT: [[C:%[0-9]+]]:_(s64) = G_CONSTANT i64 4294967295
+    ; CHECK-NEXT: [[AND:%[0-9]+]]:_(s64) = G_AND [[COPY]], [[C]]
+    ; CHECK-NEXT: [[C1:%[0-9]+]]:_(s64) = G_CONSTANT i64 4294967295
+    ; CHECK-NEXT: [[AND1:%[0-9]+]]:_(s64) = G_AND [[COPY1]], [[C1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[AND]](s64), [[AND1]]
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[SUB]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %2:_(s64) = COPY $x10
+    %0:_(s32) = G_TRUNC %2(s64)
+    %3:_(s64) = COPY $x11
+    %1:_(s32) = G_TRUNC %3(s64)
+    %4:_(s32), %5:_(s1) = G_USUBO %0, %1
+    %6:_(s64) = G_ANYEXT %4(s32)
+    %7:_(s64) = G_ANYEXT %5(s1)
+    $x10 = COPY %6(s64)
+    $x11 = COPY %7(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...
+---
+name:            usubo_i64
+body:             |
+  bb.1:
+    liveins: $x10, $x11
+
+    ; CHECK-LABEL: name: usubo_i64
+    ; CHECK: liveins: $x10, $x11
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x11
+    ; CHECK-NEXT: [[SUB:%[0-9]+]]:_(s64) = G_SUB [[COPY]], [[COPY1]]
+    ; CHECK-NEXT: [[ICMP:%[0-9]+]]:_(s64) = G_ICMP intpred(ult), [[COPY]](s64), [[COPY1]]
+    ; CHECK-NEXT: $x10 = COPY [[SUB]](s64)
+    ; CHECK-NEXT: $x11 = COPY [[ICMP]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10, implicit $x11
+    %0:_(s64) = COPY $x10
+    %1:_(s64) = COPY $x11
+    %2:_(s64), %3:_(s1) = G_USUBO %0, %1
+    %4:_(s64) = G_ANYEXT %3(s1)
+    $x10 = COPY %2(s64)
+    $x11 = COPY %4(s64)
+    PseudoRET implicit $x10, implicit $x11
+
+...