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1f7ad447b7
Save S2(reg 18) only when we are calling floating point stubs that have a return value of float or complex. Some more work to make this better but this is the first step. llvm-svn: 196921
96 lines
2.8 KiB
LLVM
96 lines
2.8 KiB
LLVM
; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -relocation-model=pic < %s | FileCheck %s -check-prefix=NEG
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; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -relocation-model=static < %s | FileCheck %s -check-prefix=NEG
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; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -relocation-model=pic < %s | FileCheck %s
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; RUN: llc -mtriple=mipsel-linux-gnu -march=mipsel -mcpu=mips16 -relocation-model=static < %s | FileCheck %s
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@xi = common global i32 0, align 4
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@x = common global float 0.000000e+00, align 4
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@xd = common global double 0.000000e+00, align 8
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; Function Attrs: nounwind
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define void @it() #0 {
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entry:
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%call = call i32 @i(i32 1)
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store i32 %call, i32* @xi, align 4
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ret void
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; CHECK: .ent it
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; NEG: .ent it
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; CHECK: save $ra, $16, $17, [[FS:[0-9]+]]
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; NEG-NOT: save $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: restore $ra, $16, $17, [[FS]]
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; NEG-NOT: restore $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: .end it
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; NEG: .end it
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}
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declare i32 @i(i32) #1
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; Function Attrs: nounwind
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define void @ft() #0 {
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entry:
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%call = call float @f()
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store float %call, float* @x, align 4
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ret void
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; CHECK: .ent ft
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; CHECK: save $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: restore $ra, $16, $17, [[FS]], $18
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; CHECK: .end ft
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}
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declare float @f() #1
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; Function Attrs: nounwind
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define void @dt() #0 {
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entry:
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%call = call double @d()
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store double %call, double* @xd, align 8
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ret void
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; CHECK: .ent dt
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; CHECK: save $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: restore $ra, $16, $17, [[FS]], $18
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; CHECK: .end dt
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}
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declare double @d() #1
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; Function Attrs: nounwind
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define void @fft() #0 {
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entry:
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%0 = load float* @x, align 4
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%call = call float @ff(float %0)
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store float %call, float* @x, align 4
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ret void
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; CHECK: .ent fft
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; CHECK: save $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: restore $ra, $16, $17, [[FS]], $18
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; CHECK: .end fft
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}
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declare float @ff(float) #1
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; Function Attrs: nounwind
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define void @vft() #0 {
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entry:
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%0 = load float* @x, align 4
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call void @vf(float %0)
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ret void
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; CHECK: .ent vft
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; NEG: .ent vft
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; CHECK: save $ra, $16, $17, [[FS:[0-9]+]]
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; NEG-NOT: save $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: restore $ra, $16, $17, [[FS]]
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; NEG-NOT: restore $ra, $16, $17, [[FS:[0-9]+]], $18
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; CHECK: .end vft
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; NEG: .end vft
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}
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declare void @vf(float) #1
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attributes #0 = { nounwind "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 = { "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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