a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
159 lines
3.9 KiB
LLVM
159 lines
3.9 KiB
LLVM
; Test 64-bit atomic ORs.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
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; Check ORs of a variable.
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define i64 @f1(i64 %dummy, ptr %src, i64 %b) {
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; CHECK-LABEL: f1:
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; CHECK: lg %r2, 0(%r3)
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; CHECK: [[LABEL:\.[^ ]*]]:
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; CHECK: lgr %r0, %r2
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; CHECK: ogr %r0, %r4
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; CHECK: csg %r2, %r0, 0(%r3)
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; CHECK: jl [[LABEL]]
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 %b seq_cst
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ret i64 %res
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}
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; Check the lowest useful OILL value.
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define i64 @f2(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f2:
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; CHECK: lg %r2, 0(%r3)
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; CHECK: [[LABEL:\.[^ ]*]]:
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; CHECK: lgr %r0, %r2
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; CHECK: oill %r0, 1
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; CHECK: csg %r2, %r0, 0(%r3)
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; CHECK: jl [[LABEL]]
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 1 seq_cst
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ret i64 %res
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}
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; Check the high end of the OILL range.
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define i64 @f3(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f3:
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; CHECK: oill %r0, 65535
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 65535 seq_cst
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ret i64 %res
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}
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; Check the lowest useful OILH value, which is the next value up.
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define i64 @f4(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f4:
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; CHECK: oilh %r0, 1
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 65536 seq_cst
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ret i64 %res
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}
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; Check the lowest useful OILF value, which is the next value up again.
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define i64 @f5(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f5:
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; CHECK: oilf %r0, 65537
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 65537 seq_cst
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ret i64 %res
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}
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; Check the high end of the OILH range.
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define i64 @f6(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f6:
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; CHECK: oilh %r0, 65535
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 4294901760 seq_cst
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ret i64 %res
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}
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; Check the next value up, which must use OILF.
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define i64 @f7(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f7:
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; CHECK: oilf %r0, 4294901761
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 4294901761 seq_cst
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ret i64 %res
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}
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; Check the high end of the OILF range.
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define i64 @f8(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f8:
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; CHECK: oilf %r0, 4294967295
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 4294967295 seq_cst
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ret i64 %res
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}
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; Check the lowest useful OIHL value, which is one greater than above.
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define i64 @f9(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f9:
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; CHECK: oihl %r0, 1
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 4294967296 seq_cst
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ret i64 %res
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}
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; Check the next value up, which must use a register. (We could use
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; combinations of OIH* and OIL* instead, but that isn't implemented.)
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define i64 @f10(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f10:
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; CHECK: ogr
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 4294967297 seq_cst
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ret i64 %res
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}
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; Check the high end of the OIHL range.
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define i64 @f11(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f11:
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; CHECK: oihl %r0, 65535
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 281470681743360 seq_cst
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ret i64 %res
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}
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; Check the lowest useful OIHH value, which is 1<<32 greater than above.
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define i64 @f12(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f12:
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; CHECK: oihh %r0, 1
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 281474976710656 seq_cst
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ret i64 %res
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}
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; Check the lowest useful OIHF value, which is 1<<32 greater again.
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define i64 @f13(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f13:
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; CHECK: oihf %r0, 65537
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 281479271677952 seq_cst
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ret i64 %res
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}
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; Check the high end of the OIHH range.
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define i64 @f14(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f14:
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; CHECK: oihh %r0, 65535
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 18446462598732840960 seq_cst
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ret i64 %res
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}
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; Check the next value up, which must use a register.
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define i64 @f15(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f15:
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; CHECK: ogr
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 18446462598732840961 seq_cst
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ret i64 %res
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}
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; Check the high end of the OIHF range.
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define i64 @f16(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f16:
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; CHECK: oihf %r0, 4294967295
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; CHECK: br %r14
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%res = atomicrmw or ptr %src, i64 -4294967296 seq_cst
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ret i64 %res
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}
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