OpISub.spvasm

; REQUIRES: spirv-as
; RUN: spirv-as --target-env spv1.0 -o %t.spv %s
; RUN: spirv-val %t.spv
; RUN: llvm-spirv -r -emit-opaque-pointers -o - %t.spv | llvm-dis | FileCheck %s
               OpCapability Addresses
               OpCapability Kernel
               OpExtension "SPV_KHR_no_integer_wrap_decoration"
               OpMemoryModel Physical32 OpenCL
               OpEntryPoint Kernel %1 "testISub"
               OpName %a "a"
               OpName %b "b"
               OpName %r1 "r1"
               OpName %r2 "r2"
               OpName %r3 "r3"
               OpName %r4 "r4"
               OpDecorate %r2 NoSignedWrap
               OpDecorate %r3 NoUnsignedWrap
               OpDecorate %r4 NoSignedWrap
               OpDecorate %r4 NoUnsignedWrap
       %void = OpTypeVoid
       %uint = OpTypeInt 32 0
          %5 = OpTypeFunction %void %uint %uint
          %1 = OpFunction %void None %5
          %a = OpFunctionParameter %uint
          %b = OpFunctionParameter %uint
          %6 = OpLabel
         %r1 = OpISub %uint %a %b
         %r2 = OpISub %uint %a %b
         %r3 = OpISub %uint %a %b
         %r4 = OpISub %uint %a %b
               OpReturn
               OpFunctionEnd

; CHECK: %r1 = sub i32 %a, %b
; CHECK: %r2 = sub nsw i32 %a, %b
; CHECK: %r3 = sub nuw i32 %a, %b
; CHECK: %r4 = sub nuw nsw i32 %a, %b