mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-26 21:32:10 +00:00
39f4e8d9cc
This update was done with the following bash script: find test/Transforms -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc" $NAME; then TEMP=`mktemp -t temp` cp $NAME $TEMP sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \ while read FUNC; do sed -i '' "s/;\(.*\)\([A-Za-z0-9_]*\):\( *\)@$FUNC\([( ]*\)\$/;\1\2-LABEL:\3@$FUNC(/g" $TEMP done mv $TEMP $NAME fi done git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186268 91177308-0d34-0410-b5e6-96231b3b80d8
36 lines
743 B
LLVM
36 lines
743 B
LLVM
; RUN: opt < %s -instsimplify -S | FileCheck %s
|
|
|
|
; fsub 0, (fsub 0, X) ==> X
|
|
; CHECK-LABEL: @fsub_0_0_x(
|
|
define float @fsub_0_0_x(float %a) {
|
|
%t1 = fsub float -0.0, %a
|
|
%ret = fsub float -0.0, %t1
|
|
|
|
; CHECK: ret float %a
|
|
ret float %ret
|
|
}
|
|
|
|
; fsub X, 0 ==> X
|
|
; CHECK-LABEL: @fsub_x_0(
|
|
define float @fsub_x_0(float %a) {
|
|
%ret = fsub float %a, 0.0
|
|
; CHECK: ret float %a
|
|
ret float %ret
|
|
}
|
|
|
|
; fadd X, -0 ==> X
|
|
; CHECK-LABEL: @fadd_x_n0(
|
|
define float @fadd_x_n0(float %a) {
|
|
%ret = fadd float %a, -0.0
|
|
; CHECK: ret float %a
|
|
ret float %ret
|
|
}
|
|
|
|
; fmul X, 1.0 ==> X
|
|
; CHECK-LABEL: @fmul_X_1(
|
|
define double @fmul_X_1(double %a) {
|
|
%b = fmul double 1.000000e+00, %a ; <double> [#uses=1]
|
|
; CHECK: ret double %a
|
|
ret double %b
|
|
}
|