190 lines
4.2 KiB
LLVM
190 lines
4.2 KiB
LLVM
; Test 64-bit atomic NANDs.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
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; Check NANDs 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: ngr %r0, %r4
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; CHECK: lcgr %r0, %r0
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; CHECK: aghi %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 nand ptr %src, i64 %b seq_cst
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ret i64 %res
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}
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; Check NANDs of 1, which are done using a register.
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define i64 @f2(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f2:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 4294967295
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; CHECK: oilf %r0, 4294967294
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 1 seq_cst
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ret i64 %res
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}
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define i64 @f3(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f3:
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; CHECK: lg %r2, 0(%r3)
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; CHECK: [[LABEL:\.[^:]*]]:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 4294967294
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; CHECK: jl [[LABEL]]
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 8589934591 seq_cst
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ret i64 %res
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}
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define i64 @f4(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f4:
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; CHECK: lg %r2, 0(%r3)
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; CHECK: [[LABEL:\.[^:]*]]:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 4294967293
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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 nand ptr %src, i64 12884901887 seq_cst
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ret i64 %res
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}
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define i64 @f5(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f5:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 4294967292
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; CHECK: oilf %r0, 4294967295
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 12884901888 seq_cst
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ret i64 %res
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}
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define i64 @f6(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f6:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihh %r0, 65533
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 844424930131967 seq_cst
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ret i64 %res
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}
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define i64 @f7(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f7:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 4294901759
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; CHECK: oilf %r0, 4294967295
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 281474976710656 seq_cst
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ret i64 %res
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}
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define i64 @f8(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f8:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oill %r0, 5
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -6 seq_cst
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ret i64 %res
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}
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define i64 @f9(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f9:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oill %r0, 65533
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -65534 seq_cst
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ret i64 %res
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}
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define i64 @f10(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f10:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oilf %r0, 65537
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -65538 seq_cst
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ret i64 %res
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}
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define i64 @f11(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f11:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oilh %r0, 5
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -327681 seq_cst
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ret i64 %res
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}
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define i64 @f12(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f12:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oilh %r0, 65533
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -4294770689 seq_cst
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ret i64 %res
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}
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define i64 @f13(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f13:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oilf %r0, 4294967293
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -4294967294 seq_cst
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ret i64 %res
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}
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define i64 @f14(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f14:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihl %r0, 5
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -21474836481 seq_cst
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ret i64 %res
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}
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define i64 @f15(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f15:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihl %r0, 65533
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -281462091808769 seq_cst
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ret i64 %res
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}
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define i64 @f16(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f16:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihh %r0, 5
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -1407374883553281 seq_cst
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ret i64 %res
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}
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define i64 @f17(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f17:
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; CHECK: lcgr %r0, %r2
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; CHECK: aghi %r0, -1
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; CHECK: oihf %r0, 65537
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; CHECK: br %r14
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%res = atomicrmw nand ptr %src, i64 -281479271677953 seq_cst
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ret i64 %res
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}
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