forked from OSchip/llvm-project
65 lines
3.0 KiB
LLVM
65 lines
3.0 KiB
LLVM
; RUN: llc %s -O0 -march=sparc -mcpu=ut699 -o - | FileCheck %s -check-prefix=NO_ROUND_FUNC
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; RUN: llc %s -O0 -march=sparc -mcpu=leon3 -mattr=+prvntroundchange -o - | FileCheck %s -check-prefix=NO_ROUND_FUNC
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; RUN: llc %s -O0 -march=sparc -mcpu=ut699 -mattr=-prvntroundchange -o - | FileCheck %s -check-prefix=ROUND_FUNC
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; RUN: llc %s -O0 -march=sparc -mcpu=leon3 -o - | FileCheck %s -check-prefix=ROUND_FUNC
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; NO_ROUND_FUNC-LABEL: test_round_change
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; NO_ROUND_FUNC-NOT: fesetround
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; ROUND_FUNC-LABEL: test_round_change
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; ROUND_FUNC: fesetround
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; ModuleID = '<stdin>'
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target datalayout = "E-m:e-p:32:32-i64:64-f128:64-n32-S64"
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target triple = "sparc-unknown--eabi"
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@.str = private unnamed_addr constant [17 x i8] c"-((-a)*b) != a*b\00", align 1
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@.str.1 = private unnamed_addr constant [7 x i8] c"test.c\00", align 1
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@__PRETTY_FUNCTION__.mult = private unnamed_addr constant [12 x i8] c"void mult()\00", align 1
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; Function Attrs: nounwind
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define void @test_round_change() #0 {
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entry:
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%a = alloca double, align 8
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%b = alloca double, align 8
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%x = alloca float, align 4
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store double 1.100000e+00, double* %a, align 8
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store double 1.010000e+01, double* %b, align 8
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store float 0x400921FA00000000, float* %x, align 4
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%call = call i32 @fesetround(i32 2048) #2
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%0 = load double, double* %a, align 8
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%sub = fsub double -0.000000e+00, %0
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%1 = load double, double* %b, align 8
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%mul = fmul double %sub, %1
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%sub1 = fsub double -0.000000e+00, %mul
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%2 = load double, double* %a, align 8
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%3 = load double, double* %b, align 8
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%mul2 = fmul double %2, %3
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%cmp = fcmp une double %sub1, %mul2
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br i1 %cmp, label %cond.true, label %cond.false
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cond.true: ; preds = %entry
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br label %cond.end
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cond.false: ; preds = %entry
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call void @__assert_fail(i8* getelementptr inbounds ([17 x i8], [17 x i8]* @.str, i32 0, i32 0), i8* getelementptr inbounds ([7 x i8], [7 x i8]* @.str.1, i32 0, i32 0), i32 10, i8* getelementptr inbounds ([12 x i8], [12 x i8]* @__PRETTY_FUNCTION__.mult, i32 0, i32 0)) #3
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unreachable
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; No predecessors!
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br label %cond.end
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cond.end: ; preds = %4, %cond.true
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ret void
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}
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; Function Attrs: nounwind
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declare i32 @fesetround(i32) #0
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; Function Attrs: noreturn nounwind
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declare void @__assert_fail(i8*, i8*, i32, i8*) #1
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attributes #0 = { nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { noreturn nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #2 = { nounwind }
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attributes #3 = { noreturn nounwind } |