mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-23 11:13:28 +01:00
83 lines
2.3 KiB
LLVM
83 lines
2.3 KiB
LLVM
; Check that 0.0 is not materialized for CSEL when comparing against it.
|
|
|
|
; RUN: llc -mtriple=aarch64-linux-gnu -o - < %s | FileCheck %s
|
|
|
|
define float @foeq(float %a, float %b) #0 {
|
|
%t = fcmp oeq float %a, 0.0
|
|
%v = select i1 %t, float 0.0, float %b
|
|
ret float %v
|
|
; CHECK-LABEL: foeq
|
|
; CHECK: fcmp [[R:s[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, [[R]], {{s[0-9]+}}, eq
|
|
}
|
|
|
|
define float @fueq(float %a, float %b) #0 {
|
|
%t = fcmp ueq float %a, 0.0
|
|
%v = select i1 %t, float 0.0, float %b
|
|
ret float %v
|
|
; CHECK-LABEL: fueq
|
|
; CHECK: fcmp [[R:s[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, [[R]], {{s[0-9]+}}, eq
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, [[R]], {{s[0-9]+}}, vs
|
|
}
|
|
|
|
define float @fone(float %a, float %b) #0 {
|
|
%t = fcmp one float %a, 0.0
|
|
%v = select i1 %t, float %b, float 0.0
|
|
ret float %v
|
|
; CHECK-LABEL: fone
|
|
; CHECK: fcmp [[R:s[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, {{s[0-9]+}}, [[R]], mi
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, {{s[0-9]+}}, [[R]], gt
|
|
}
|
|
|
|
define float @fune(float %a, float %b) #0 {
|
|
%t = fcmp une float %a, 0.0
|
|
%v = select i1 %t, float %b, float 0.0
|
|
ret float %v
|
|
; CHECK-LABEL: fune
|
|
; CHECK: fcmp [[R:s[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{s[0-9]+}}, {{s[0-9]+}}, [[R]], ne
|
|
}
|
|
|
|
define double @doeq(double %a, double %b) #0 {
|
|
%t = fcmp oeq double %a, 0.0
|
|
%v = select i1 %t, double 0.0, double %b
|
|
ret double %v
|
|
; CHECK-LABEL: doeq
|
|
; CHECK: fcmp [[R:d[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, [[R]], {{d[0-9]+}}, eq
|
|
}
|
|
|
|
define double @dueq(double %a, double %b) #0 {
|
|
%t = fcmp ueq double %a, 0.0
|
|
%v = select i1 %t, double 0.0, double %b
|
|
ret double %v
|
|
; CHECK-LABEL: dueq
|
|
; CHECK: fcmp [[R:d[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, [[R]], {{d[0-9]+}}, eq
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, [[R]], {{d[0-9]+}}, vs
|
|
}
|
|
|
|
define double @done(double %a, double %b) #0 {
|
|
%t = fcmp one double %a, 0.0
|
|
%v = select i1 %t, double %b, double 0.0
|
|
ret double %v
|
|
; CHECK-LABEL: done
|
|
; CHECK: fcmp [[R:d[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, {{d[0-9]+}}, [[R]], mi
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, {{d[0-9]+}}, [[R]], gt
|
|
}
|
|
|
|
define double @dune(double %a, double %b) #0 {
|
|
%t = fcmp une double %a, 0.0
|
|
%v = select i1 %t, double %b, double 0.0
|
|
ret double %v
|
|
; CHECK-LABEL: dune
|
|
; CHECK: fcmp [[R:d[0-9]+]], #0.0
|
|
; CHECK-NEXT: fcsel {{d[0-9]+}}, {{d[0-9]+}}, [[R]], ne
|
|
}
|
|
|
|
attributes #0 = { nounwind "unsafe-fp-math"="true" }
|
|
|