forked from OSchip/llvm-project
29 lines
729 B
LLVM
29 lines
729 B
LLVM
; Make sure this testcase codegens to the fabs instruction, not a call to fabsf
|
|
; RUN: llc < %s -march=x86 -mattr=-sse2,-sse3,-sse | grep fabs\$ | \
|
|
; RUN: count 2
|
|
; RUN: llc < %s -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math | \
|
|
; RUN: grep fabs\$ | count 3
|
|
|
|
declare float @fabsf(float)
|
|
|
|
declare x86_fp80 @fabsl(x86_fp80)
|
|
|
|
define float @test1(float %X) {
|
|
%Y = call float @fabsf(float %X)
|
|
ret float %Y
|
|
}
|
|
|
|
define double @test2(double %X) {
|
|
%Y = fcmp oge double %X, -0.0
|
|
%Z = fsub double -0.0, %X
|
|
%Q = select i1 %Y, double %X, double %Z
|
|
ret double %Q
|
|
}
|
|
|
|
define x86_fp80 @test3(x86_fp80 %X) {
|
|
%Y = call x86_fp80 @fabsl(x86_fp80 %X)
|
|
ret x86_fp80 %Y
|
|
}
|
|
|
|
|