diff --git a/clang/lib/Basic/Targets/Mips.h b/clang/lib/Basic/Targets/Mips.h
index 35501ed44ccd7..e199df32f56ee 100644
--- a/clang/lib/Basic/Targets/Mips.h
+++ b/clang/lib/Basic/Targets/Mips.h
@@ -129,7 +129,7 @@ class LLVM_LIBRARY_VISIBILITY MipsTargetInfo : public TargetInfo {
     LongWidth = LongAlign = 32;
     MaxAtomicPromoteWidth = MaxAtomicInlineWidth = 32;
     PointerWidth = PointerAlign = 32;
-    PtrDiffType = SignedInt;
+    PtrDiffType = IntPtrType = SignedInt;
     SizeType = UnsignedInt;
     SuitableAlign = 64;
   }
@@ -155,7 +155,7 @@ class LLVM_LIBRARY_VISIBILITY MipsTargetInfo : public TargetInfo {
     IntMaxType = Int64Type;
     LongWidth = LongAlign = 64;
     PointerWidth = PointerAlign = 64;
-    PtrDiffType = SignedLong;
+    PtrDiffType = IntPtrType = SignedLong;
     SizeType = UnsignedLong;
   }
 
@@ -165,7 +165,7 @@ class LLVM_LIBRARY_VISIBILITY MipsTargetInfo : public TargetInfo {
     IntMaxType = Int64Type;
     LongWidth = LongAlign = 32;
     PointerWidth = PointerAlign = 32;
-    PtrDiffType = SignedInt;
+    PtrDiffType = IntPtrType = SignedInt;
     SizeType = UnsignedInt;
   }
 
diff --git a/clang/test/Preprocessor/init-mips.c b/clang/test/Preprocessor/init-mips.c
index 4fead33bd826e..125872a001bac 100644
--- a/clang/test/Preprocessor/init-mips.c
+++ b/clang/test/Preprocessor/init-mips.c
@@ -80,10 +80,10 @@
 // MIPS32BE:#define __INTMAX_MAX__ 9223372036854775807LL
 // MIPS32BE:#define __INTMAX_TYPE__ long long int
 // MIPS32BE:#define __INTMAX_WIDTH__ 64
-// MIPS32BE:#define __INTPTR_FMTd__ "ld"
-// MIPS32BE:#define __INTPTR_FMTi__ "li"
-// MIPS32BE:#define __INTPTR_MAX__ 2147483647L
-// MIPS32BE:#define __INTPTR_TYPE__ long int
+// MIPS32BE:#define __INTPTR_FMTd__ "d"
+// MIPS32BE:#define __INTPTR_FMTi__ "i"
+// MIPS32BE:#define __INTPTR_MAX__ 2147483647
+// MIPS32BE:#define __INTPTR_TYPE__ int
 // MIPS32BE:#define __INTPTR_WIDTH__ 32
 // MIPS32BE:#define __INT_FAST16_FMTd__ "hd"
 // MIPS32BE:#define __INT_FAST16_FMTi__ "hi"
@@ -185,8 +185,8 @@
 // MIPS32BE:#define __UINTMAX_MAX__ 18446744073709551615ULL
 // MIPS32BE:#define __UINTMAX_TYPE__ long long unsigned int
 // MIPS32BE:#define __UINTMAX_WIDTH__ 64
-// MIPS32BE:#define __UINTPTR_MAX__ 4294967295UL
-// MIPS32BE:#define __UINTPTR_TYPE__ long unsigned int
+// MIPS32BE:#define __UINTPTR_MAX__ 4294967295U
+// MIPS32BE:#define __UINTPTR_TYPE__ unsigned int
 // MIPS32BE:#define __UINTPTR_WIDTH__ 32
 // MIPS32BE:#define __UINT_FAST16_MAX__ 65535
 // MIPS32BE:#define __UINT_FAST16_TYPE__ unsigned short
@@ -300,10 +300,10 @@
 // MIPS32EL:#define __INTMAX_MAX__ 9223372036854775807LL
 // MIPS32EL:#define __INTMAX_TYPE__ long long int
 // MIPS32EL:#define __INTMAX_WIDTH__ 64
-// MIPS32EL:#define __INTPTR_FMTd__ "ld"
-// MIPS32EL:#define __INTPTR_FMTi__ "li"
-// MIPS32EL:#define __INTPTR_MAX__ 2147483647L
-// MIPS32EL:#define __INTPTR_TYPE__ long int
+// MIPS32EL:#define __INTPTR_FMTd__ "d"
+// MIPS32EL:#define __INTPTR_FMTi__ "i"
+// MIPS32EL:#define __INTPTR_MAX__ 2147483647
+// MIPS32EL:#define __INTPTR_TYPE__ int
 // MIPS32EL:#define __INTPTR_WIDTH__ 32
 // MIPS32EL:#define __INT_FAST16_FMTd__ "hd"
 // MIPS32EL:#define __INT_FAST16_FMTi__ "hi"
@@ -402,8 +402,8 @@
 // MIPS32EL:#define __UINTMAX_MAX__ 18446744073709551615ULL
 // MIPS32EL:#define __UINTMAX_TYPE__ long long unsigned int
 // MIPS32EL:#define __UINTMAX_WIDTH__ 64
-// MIPS32EL:#define __UINTPTR_MAX__ 4294967295UL
-// MIPS32EL:#define __UINTPTR_TYPE__ long unsigned int
+// MIPS32EL:#define __UINTPTR_MAX__ 4294967295U
+// MIPS32EL:#define __UINTPTR_TYPE__ unsigned int
 // MIPS32EL:#define __UINTPTR_WIDTH__ 32
 // MIPS32EL:#define __UINT_FAST16_MAX__ 65535
 // MIPS32EL:#define __UINT_FAST16_TYPE__ unsigned short
@@ -547,10 +547,10 @@
 // MIPSN32BE: #define __INTMAX_MAX__ 9223372036854775807LL
 // MIPSN32BE: #define __INTMAX_TYPE__ long long int
 // MIPSN32BE: #define __INTMAX_WIDTH__ 64
-// MIPSN32BE: #define __INTPTR_FMTd__ "ld"
-// MIPSN32BE: #define __INTPTR_FMTi__ "li"
-// MIPSN32BE: #define __INTPTR_MAX__ 2147483647L
-// MIPSN32BE: #define __INTPTR_TYPE__ long int
+// MIPSN32BE: #define __INTPTR_FMTd__ "d"
+// MIPSN32BE: #define __INTPTR_FMTi__ "i"
+// MIPSN32BE: #define __INTPTR_MAX__ 2147483647
+// MIPSN32BE: #define __INTPTR_TYPE__ int
 // MIPSN32BE: #define __INTPTR_WIDTH__ 32
 // MIPSN32BE: #define __INT_FAST16_FMTd__ "hd"
 // MIPSN32BE: #define __INT_FAST16_FMTi__ "hi"
@@ -684,12 +684,12 @@
 // MIPSN32BE: #define __UINTMAX_MAX__ 18446744073709551615ULL
 // MIPSN32BE: #define __UINTMAX_TYPE__ long long unsigned int
 // MIPSN32BE: #define __UINTMAX_WIDTH__ 64
-// MIPSN32BE: #define __UINTPTR_FMTX__ "lX"
-// MIPSN32BE: #define __UINTPTR_FMTo__ "lo"
-// MIPSN32BE: #define __UINTPTR_FMTu__ "lu"
-// MIPSN32BE: #define __UINTPTR_FMTx__ "lx"
-// MIPSN32BE: #define __UINTPTR_MAX__ 4294967295UL
-// MIPSN32BE: #define __UINTPTR_TYPE__ long unsigned int
+// MIPSN32BE: #define __UINTPTR_FMTX__ "X"
+// MIPSN32BE: #define __UINTPTR_FMTo__ "o"
+// MIPSN32BE: #define __UINTPTR_FMTu__ "u"
+// MIPSN32BE: #define __UINTPTR_FMTx__ "x"
+// MIPSN32BE: #define __UINTPTR_MAX__ 4294967295U
+// MIPSN32BE: #define __UINTPTR_TYPE__ unsigned int
 // MIPSN32BE: #define __UINTPTR_WIDTH__ 32
 // MIPSN32BE: #define __UINT_FAST16_FMTX__ "hX"
 // MIPSN32BE: #define __UINT_FAST16_FMTo__ "ho"
@@ -864,10 +864,10 @@
 // MIPSN32EL: #define __INTMAX_MAX__ 9223372036854775807LL
 // MIPSN32EL: #define __INTMAX_TYPE__ long long int
 // MIPSN32EL: #define __INTMAX_WIDTH__ 64
-// MIPSN32EL: #define __INTPTR_FMTd__ "ld"
-// MIPSN32EL: #define __INTPTR_FMTi__ "li"
-// MIPSN32EL: #define __INTPTR_MAX__ 2147483647L
-// MIPSN32EL: #define __INTPTR_TYPE__ long int
+// MIPSN32EL: #define __INTPTR_FMTd__ "d"
+// MIPSN32EL: #define __INTPTR_FMTi__ "i"
+// MIPSN32EL: #define __INTPTR_MAX__ 2147483647
+// MIPSN32EL: #define __INTPTR_TYPE__ int
 // MIPSN32EL: #define __INTPTR_WIDTH__ 32
 // MIPSN32EL: #define __INT_FAST16_FMTd__ "hd"
 // MIPSN32EL: #define __INT_FAST16_FMTi__ "hi"
@@ -1001,12 +1001,12 @@
 // MIPSN32EL: #define __UINTMAX_MAX__ 18446744073709551615ULL
 // MIPSN32EL: #define __UINTMAX_TYPE__ long long unsigned int
 // MIPSN32EL: #define __UINTMAX_WIDTH__ 64
-// MIPSN32EL: #define __UINTPTR_FMTX__ "lX"
-// MIPSN32EL: #define __UINTPTR_FMTo__ "lo"
-// MIPSN32EL: #define __UINTPTR_FMTu__ "lu"
-// MIPSN32EL: #define __UINTPTR_FMTx__ "lx"
-// MIPSN32EL: #define __UINTPTR_MAX__ 4294967295UL
-// MIPSN32EL: #define __UINTPTR_TYPE__ long unsigned int
+// MIPSN32EL: #define __UINTPTR_FMTX__ "X"
+// MIPSN32EL: #define __UINTPTR_FMTo__ "o"
+// MIPSN32EL: #define __UINTPTR_FMTu__ "u"
+// MIPSN32EL: #define __UINTPTR_FMTx__ "x"
+// MIPSN32EL: #define __UINTPTR_MAX__ 4294967295U
+// MIPSN32EL: #define __UINTPTR_TYPE__ unsigned int
 // MIPSN32EL: #define __UINTPTR_WIDTH__ 32
 // MIPSN32EL: #define __UINT_FAST16_FMTX__ "hX"
 // MIPSN32EL: #define __UINT_FAST16_FMTo__ "ho"
diff --git a/clang/test/Preprocessor/stdint.c b/clang/test/Preprocessor/stdint.c
index 899ff59bf0b6a..9f982a3a94fd6 100644
--- a/clang/test/Preprocessor/stdint.c
+++ b/clang/test/Preprocessor/stdint.c
@@ -350,8 +350,8 @@
 // MIPS:typedef int8_t int_fast8_t;
 // MIPS:typedef uint8_t uint_fast8_t;
 //
-// MIPS:typedef long int intptr_t;
-// MIPS:typedef long unsigned int uintptr_t;
+// MIPS:typedef int intptr_t;
+// MIPS:typedef unsigned int uintptr_t;
 //
 // MIPS:typedef long long int intmax_t;
 // MIPS:typedef long long unsigned int uintmax_t;
@@ -396,9 +396,9 @@
 // MIPS:INT_FAST64_MAX_ 9223372036854775807LL
 // MIPS:UINT_FAST64_MAX_ 18446744073709551615ULL
 //
-// MIPS:INTPTR_MIN_ (-2147483647L -1)
-// MIPS:INTPTR_MAX_ 2147483647L
-// MIPS:UINTPTR_MAX_ 4294967295UL
+// MIPS:INTPTR_MIN_ (-2147483647 -1)
+// MIPS:INTPTR_MAX_ 2147483647
+// MIPS:UINTPTR_MAX_ 4294967295U
 // MIPS:PTRDIFF_MIN_ (-2147483647 -1)
 // MIPS:PTRDIFF_MAX_ 2147483647
 // MIPS:SIZE_MAX_ 4294967295U