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.
172 lines
4.4 KiB
LLVM
172 lines
4.4 KiB
LLVM
; Test 64-bit atomic ANDs.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s
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; Check ANDs 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: 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 and ptr %src, i64 %b seq_cst
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ret i64 %res
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}
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; Check ANDs of 1, which are done using a register. (We could use RISBG
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; instead, but that isn't implemented yet.)
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define i64 @f2(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f2:
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; CHECK: ngr
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 1 seq_cst
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ret i64 %res
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}
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; Check the equivalent of NIHF with 1, which can use RISBG instead.
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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: risbg %r0, %r2, 31, 191, 0
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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 and ptr %src, i64 8589934591 seq_cst
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ret i64 %res
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}
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; Check the lowest NIHF value outside the range of RISBG.
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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: lgr %r0, %r2
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; CHECK: nihf %r0, 2
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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 and ptr %src, i64 12884901887 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 @f5(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f5:
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; CHECK: ngr
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 12884901888 seq_cst
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ret i64 %res
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}
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; Check the lowest NIHH value outside the range of RISBG.
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define i64 @f6(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f6:
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; CHECK: nihh {{%r[0-5]}}, 2
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 844424930131967 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 @f7(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f7:
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; CHECK: ngr
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 281474976710656 seq_cst
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ret i64 %res
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}
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; Check the highest NILL value outside the range of RISBG.
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define i64 @f8(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f8:
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; CHECK: nill {{%r[0-5]}}, 65530
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -6 seq_cst
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ret i64 %res
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}
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; Check the lowest NILL value outside the range of RISBG.
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define i64 @f9(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f9:
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; CHECK: nill {{%r[0-5]}}, 2
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -65534 seq_cst
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ret i64 %res
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}
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; Check the highest useful NILF value.
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define i64 @f10(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f10:
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; CHECK: nilf {{%r[0-5]}}, 4294901758
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -65538 seq_cst
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ret i64 %res
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}
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; Check the highest NILH value outside the range of RISBG.
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define i64 @f11(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f11:
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; CHECK: nilh {{%r[0-5]}}, 65530
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -327681 seq_cst
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ret i64 %res
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}
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; Check the lowest NILH value outside the range of RISBG.
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define i64 @f12(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f12:
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; CHECK: nilh {{%r[0-5]}}, 2
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -4294770689 seq_cst
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ret i64 %res
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}
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; Check the lowest NILF value outside the range of RISBG.
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define i64 @f13(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f13:
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; CHECK: nilf {{%r[0-5]}}, 2
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -4294967294 seq_cst
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ret i64 %res
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}
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; Check the highest NIHL value outside the range of RISBG.
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define i64 @f14(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f14:
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; CHECK: nihl {{%r[0-5]}}, 65530
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -21474836481 seq_cst
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ret i64 %res
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}
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; Check the lowest NIHL value outside the range of RISBG.
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define i64 @f15(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f15:
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; CHECK: nihl {{%r[0-5]}}, 2
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -281462091808769 seq_cst
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ret i64 %res
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}
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; Check the highest NIHH value outside the range of RISBG.
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define i64 @f16(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f16:
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; CHECK: nihh {{%r[0-5]}}, 65530
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -1407374883553281 seq_cst
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ret i64 %res
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}
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; Check the highest useful NIHF value.
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define i64 @f17(i64 %dummy, ptr %src) {
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; CHECK-LABEL: f17:
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; CHECK: nihf {{%r[0-5]}}, 4294901758
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; CHECK: br %r14
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%res = atomicrmw and ptr %src, i64 -281479271677953 seq_cst
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ret i64 %res
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}
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