mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-26 23:29:22 +00:00
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
140 lines
3.7 KiB
LLVM
140 lines
3.7 KiB
LLVM
; Test 64-bit unsigned comparisons between memory and a constant.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
|
|
|
; Check ordered comparisons with a constant near the low end of the unsigned
|
|
; 16-bit range.
|
|
define double @f1(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: clghsi 0(%r2), 2
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 2
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check ordered comparisons with the high end of the unsigned 16-bit range.
|
|
define double @f2(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: clghsi 0(%r2), 65535
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 65535
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value up, which can't use CLGHSI.
|
|
define double @f3(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK-NOT: clghsi
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 65536
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check equality comparisons with 32768, the lowest value for which
|
|
; we prefer CLGHSI to CGHSI.
|
|
define double @f4(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f4:
|
|
; CHECK: clghsi 0(%r2), 32768
|
|
; CHECK-NEXT: je
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp eq i64 %val, 32768
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check equality comparisons with the high end of the unsigned 16-bit range.
|
|
define double @f5(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f5:
|
|
; CHECK: clghsi 0(%r2), 65535
|
|
; CHECK-NEXT: je
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp eq i64 %val, 65535
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next value up, which can't use CLGHSI.
|
|
define double @f6(double %a, double %b, i64 *%ptr) {
|
|
; CHECK-LABEL: f6:
|
|
; CHECK-NOT: clghsi
|
|
; CHECK: br %r14
|
|
%val = load i64 *%ptr
|
|
%cond = icmp eq i64 %val, 65536
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the high end of the CLGHSI range.
|
|
define double @f7(double %a, double %b, i64 %i1, i64 *%base) {
|
|
; CHECK-LABEL: f7:
|
|
; CHECK: clghsi 4088(%r3), 2
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr i64 *%base, i64 511
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 2
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next doubleword up, which needs separate address logic,
|
|
define double @f8(double %a, double %b, i64 *%base) {
|
|
; CHECK-LABEL: f8:
|
|
; CHECK: aghi %r2, 4096
|
|
; CHECK: clghsi 0(%r2), 2
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr i64 *%base, i64 512
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 2
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check negative offsets, which also need separate address logic.
|
|
define double @f9(double %a, double %b, i64 *%base) {
|
|
; CHECK-LABEL: f9:
|
|
; CHECK: aghi %r2, -8
|
|
; CHECK: clghsi 0(%r2), 2
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr i64 *%base, i64 -1
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 2
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|
|
|
|
; Check that CLGHSI does not allow indices.
|
|
define double @f10(double %a, double %b, i64 %base, i64 %index) {
|
|
; CHECK-LABEL: f10:
|
|
; CHECK: agr {{%r2, %r3|%r3, %r2}}
|
|
; CHECK: clghsi 0({{%r[23]}}), 2
|
|
; CHECK-NEXT: jl
|
|
; CHECK: ldr %f0, %f2
|
|
; CHECK: br %r14
|
|
%add = add i64 %base, %index
|
|
%ptr = inttoptr i64 %add to i64 *
|
|
%val = load i64 *%ptr
|
|
%cond = icmp ult i64 %val, 2
|
|
%res = select i1 %cond, double %a, double %b
|
|
ret double %res
|
|
}
|