llvm/test/CodeGen/X86/scalar_sse_minmax.ll
2007-08-15 13:36:28 +00:00

45 lines
1.7 KiB
LLVM

; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -mattr=+sse1,+sse2 | \
; RUN: grep mins | count 3
; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -mattr=+sse1,+sse2 | \
; RUN: grep maxs | count 2
declare bool %llvm.isunordered.f64( double %x, double %y )
declare bool %llvm.isunordered.f32( float %x, float %y )
implementation
float %min1(float %x, float %y) {
%tmp = setlt float %x, %y ; <bool> [#uses=1]
%retval = select bool %tmp, float %x, float %y ; <float> [#uses=1]
ret float %retval
}
double %min2(double %x, double %y) {
%tmp = setlt double %x, %y
%retval = select bool %tmp, double %x, double %y
ret double %retval
}
float %max1(float %x, float %y) {
%tmp = setge float %x, %y ; <bool> [#uses=1]
%tmp2 = tail call bool %llvm.isunordered.f32( float %x, float %y )
%tmp3 = or bool %tmp2, %tmp ; <bool> [#uses=1]
%retval = select bool %tmp3, float %x, float %y
ret float %retval
}
double %max2(double %x, double %y) {
%tmp = setge double %x, %y ; <bool> [#uses=1]
%tmp2 = tail call bool %llvm.isunordered.f64( double %x, double %y )
%tmp3 = or bool %tmp2, %tmp ; <bool> [#uses=1]
%retval = select bool %tmp3, double %x, double %y
ret double %retval
}
<4 x float> %min3(float %tmp37) {
%tmp375 = insertelement <4 x float> undef, float %tmp37, uint 0
%tmp48 = tail call <4 x float> %llvm.x86.sse.min.ss( <4 x float> %tmp375, <4 x float> < float 6.553500e+04, float undef, float undef, float undef > )
ret <4 x float> %tmp48
}
declare <4 x float> %llvm.x86.sse.min.ss(<4 x float>, <4 x float>)