110 lines
4.0 KiB
LLVM
110 lines
4.0 KiB
LLVM
; RUN: llc -O0 -mtriple=spirv64-unknown-unknown %s -o - | FileCheck %s --check-prefix=CHECK-SPIRV
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; CHECK-SPIRV-NOT: OpCapability ExpectAssumeKHR
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; CHECK-SPIRV-NOT: OpExtension "SPV_KHR_expect_assume"
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; CHECK-SPIRV: OpFunction
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; CHECK-SPIRV-NOT: %[[#]] = OpExpectKHR %[[#]] %[[#]] %[[#]]
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; CHECK-SPIRV: %[[#RES1:]] = OpSConvert %[[#]] %[[#]]
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; CHECK-SPIRV: %[[#]] = OpINotEqual %[[#]] %[[#RES1]] %[[#]]
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; CHECK-SPIRV: OpFunction
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; CHECK-SPIRV: %[[#RES2:]] = OpSConvert %[[#]] %[[#]]
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; CHECK-SPIRV-NOT: %[[#]] = OpExpectKHR %[[#]] %[[#]] %[[#]]
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; CHECK-SPIRV: %[[#]] = OpINotEqual %[[#]] %[[#RES2]] %[[#]]
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%"class._ZTSZ4mainE3$_0.anon" = type { i8 }
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define spir_kernel void @_ZTSZ4mainE15kernel_function() {
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entry:
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%0 = alloca %"class._ZTSZ4mainE3$_0.anon", align 1
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%1 = bitcast %"class._ZTSZ4mainE3$_0.anon"* %0 to i8*
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call void @llvm.lifetime.start.p0i8(i64 1, i8* %1)
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%2 = addrspacecast %"class._ZTSZ4mainE3$_0.anon"* %0 to %"class._ZTSZ4mainE3$_0.anon" addrspace(4)*
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call spir_func void @"_ZZ4mainENK3$_0clEv"(%"class._ZTSZ4mainE3$_0.anon" addrspace(4)* %2)
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%3 = bitcast %"class._ZTSZ4mainE3$_0.anon"* %0 to i8*
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call void @llvm.lifetime.end.p0i8(i64 1, i8* %3)
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ret void
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}
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declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)
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define internal spir_func void @"_ZZ4mainENK3$_0clEv"(%"class._ZTSZ4mainE3$_0.anon" addrspace(4)* %this) align 2 {
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entry:
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%this.addr = alloca %"class._ZTSZ4mainE3$_0.anon" addrspace(4)*, align 8
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%a = alloca i32, align 4
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%b = alloca i32, align 4
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store %"class._ZTSZ4mainE3$_0.anon" addrspace(4)* %this, %"class._ZTSZ4mainE3$_0.anon" addrspace(4)** %this.addr, align 8
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%this1 = load %"class._ZTSZ4mainE3$_0.anon" addrspace(4)*, %"class._ZTSZ4mainE3$_0.anon" addrspace(4)** %this.addr, align 8
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%0 = bitcast i32* %a to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* %0)
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%call = call spir_func i32 @_Z12expect_consti(i32 1)
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store i32 %call, i32* %a, align 4
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%1 = bitcast i32* %b to i8*
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call void @llvm.lifetime.start.p0i8(i64 4, i8* %1)
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%call2 = call spir_func i32 @_Z10expect_funi(i32 2)
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store i32 %call2, i32* %b, align 4
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%2 = bitcast i32* %b to i8*
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call void @llvm.lifetime.end.p0i8(i64 4, i8* %2)
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%3 = bitcast i32* %a to i8*
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call void @llvm.lifetime.end.p0i8(i64 4, i8* %3)
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ret void
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}
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declare void @llvm.lifetime.end.p0i8(i64 immarg, i8* nocapture)
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define spir_func i32 @_Z12expect_consti(i32 %x) {
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entry:
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%retval = alloca i32, align 4
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%x.addr = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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%0 = load i32, i32* %x.addr, align 4
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%conv = sext i32 %0 to i64
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%expval = call i64 @llvm.expect.i64(i64 %conv, i64 1)
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%tobool = icmp ne i64 %expval, 0
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br i1 %tobool, label %if.then, label %if.end
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if.then: ; preds = %entry
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store i32 0, i32* %retval, align 4
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br label %return
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if.end: ; preds = %entry
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%1 = load i32, i32* %x.addr, align 4
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store i32 %1, i32* %retval, align 4
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br label %return
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return: ; preds = %if.end, %if.then
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%2 = load i32, i32* %retval, align 4
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ret i32 %2
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}
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define spir_func i32 @_Z10expect_funi(i32 %x) {
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entry:
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%retval = alloca i32, align 4
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%x.addr = alloca i32, align 4
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store i32 %x, i32* %x.addr, align 4
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%0 = load i32, i32* %x.addr, align 4
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%conv = sext i32 %0 to i64
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%call = call spir_func i32 @_Z3foov()
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%conv1 = sext i32 %call to i64
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%expval = call i64 @llvm.expect.i64(i64 %conv, i64 %conv1)
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%tobool = icmp ne i64 %expval, 0
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br i1 %tobool, label %if.then, label %if.end
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if.then: ; preds = %entry
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store i32 0, i32* %retval, align 4
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br label %return
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if.end: ; preds = %entry
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%1 = load i32, i32* %x.addr, align 4
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store i32 %1, i32* %retval, align 4
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br label %return
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return: ; preds = %if.end, %if.then
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%2 = load i32, i32* %retval, align 4
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ret i32 %2
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}
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declare i64 @llvm.expect.i64(i64, i64)
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declare spir_func i32 @_Z3foov()
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