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Modernize fabs.ll, add long double. Add tests

for direct codegen of fsin/fcos.

llvm-svn: 42369
This commit is contained in:
Dale Johannesen 2007-09-26 21:12:10 +00:00
parent 69595b587f
commit 57b6470e8b
2 changed files with 68 additions and 13 deletions

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@ -1,24 +1,29 @@
; Make sure this testcase codegens to the fabs instruction, not a call to fabsf
; RUN: llvm-upgrade < %s | llvm-as | llc -march=x86 -mattr=-sse2,-sse3,-sse | \
; RUN: grep fabs\$ | count 1
; RUN: llvm-upgrade < %s | llvm-as | \
; RUN: llc -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math | \
; RUN: grep fabs\$ | count 2
; RUN: llvm-as < %s | llc -march=x86 -mattr=-sse2,-sse3,-sse | grep fabs\$ | \
; RUN: count 2
; RUN: llvm-as < %s | \
; RUN: llc -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math | \
; RUN: grep fabs\$ | count 3
target endian = little
target pointersize = 32
declare float @fabsf(float)
declare float %fabsf(float)
declare x86_fp80 @fabsl(x86_fp80)
float %test1(float %X) {
%Y = call float %fabsf(float %X)
define float @test1(float %X) {
%Y = call float @fabsf(float %X)
ret float %Y
}
double %test2(double %X) {
%Y = setge double %X, -0.0
define double @test2(double %X) {
%Y = fcmp oge double %X, -0.0
%Z = sub double -0.0, %X
%Q = select bool %Y, double %X, double %Z
%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
}

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; Make sure this testcase codegens to the sin and cos instructions, not calls
; RUN: llvm-as < %s | \
; RUN: llc -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math | \
; RUN: grep sin\$ | count 3
; RUN: llvm-as < %s | \
; RUN: llc -march=x86 -mattr=-sse,-sse2,-sse3 -enable-unsafe-fp-math | \
; RUN: grep cos\$ | count 3
declare float @sinf(float)
declare double @sin(double)
declare x86_fp80 @sinl(x86_fp80)
define float @test1(float %X) {
%Y = call float @sinf(float %X)
ret float %Y
}
define double @test2(double %X) {
%Y = call double @sin(double %X)
ret double %Y
}
define x86_fp80 @test3(x86_fp80 %X) {
%Y = call x86_fp80 @sinl(x86_fp80 %X)
ret x86_fp80 %Y
}
declare float @cosf(float)
declare double @cos(double)
declare x86_fp80 @cosl(x86_fp80)
define float @test4(float %X) {
%Y = call float @cosf(float %X)
ret float %Y
}
define double @test5(double %X) {
%Y = call double @cos(double %X)
ret double %Y
}
define x86_fp80 @test6(x86_fp80 %X) {
%Y = call x86_fp80 @cosl(x86_fp80 %X)
ret x86_fp80 %Y
}