mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
8b2b8a1835
This update was done with the following bash script: find test/CodeGen -name "*.ll" | \ while read NAME; do echo "$NAME" if ! grep -q "^; *RUN: *llc.*debug" $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 sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP mv $TEMP $NAME fi done git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186280 91177308-0d34-0410-b5e6-96231b3b80d8
39 lines
936 B
LLVM
39 lines
936 B
LLVM
; Test floating-point negation.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
|
|
|
; Test f32.
|
|
define float @f1(float %f) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: lcebr %f0, %f0
|
|
; CHECK: br %r14
|
|
%res = fsub float -0.0, %f
|
|
ret float %res
|
|
}
|
|
|
|
; Test f64.
|
|
define double @f2(double %f) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: lcdbr %f0, %f0
|
|
; CHECK: br %r14
|
|
%res = fsub double -0.0, %f
|
|
ret double %res
|
|
}
|
|
|
|
; Test f128. With the loads and stores, a pure negation would probably
|
|
; be better implemented using an XI on the upper byte. Do some extra
|
|
; processing so that using FPRs is unequivocally better.
|
|
define void @f3(fp128 *%ptr, fp128 *%ptr2) {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: lcxbr
|
|
; CHECK: dxbr
|
|
; CHECK: br %r14
|
|
%orig = load fp128 *%ptr
|
|
%negzero = fpext float -0.0 to fp128
|
|
%neg = fsub fp128 0xL00000000000000008000000000000000, %orig
|
|
%op2 = load fp128 *%ptr2
|
|
%res = fdiv fp128 %neg, %op2
|
|
store fp128 %res, fp128 *%ptr
|
|
ret void
|
|
}
|