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158 lines
3.7 KiB
LLVM
158 lines
3.7 KiB
LLVM
; Test all condition-code masks that are relevant for CGRJ.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
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declare i64 @foo()
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; Test EQ.
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define void @f1(i64 %target) {
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; CHECK-LABEL: f1:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrje %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp eq i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test NE.
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define void @f2(i64 %target) {
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; CHECK-LABEL: f2:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrjlh %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp ne i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test SLE.
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define void @f3(i64 %target) {
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; CHECK-LABEL: f3:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrjle %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp sle i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test SLT.
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define void @f4(i64 %target) {
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; CHECK-LABEL: f4:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrjl %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp slt i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test SGT.
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define void @f5(i64 %target) {
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; CHECK-LABEL: f5:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrjh %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp sgt i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test SGE.
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define void @f6(i64 %target) {
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; CHECK-LABEL: f6:
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; CHECK: .cfi_def_cfa_offset
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; CHECK: .L[[LABEL:.*]]:
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; CHECK: cgrjhe %r2, {{%r[0-9]+}}, .L[[LABEL]]
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br label %loop
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loop:
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%val = call i64 @foo()
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%cond = icmp sge i64 %val, %target
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br i1 %cond, label %loop, label %exit
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exit:
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ret void
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}
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; Test a vector of 0/-1 results for i32 EQ.
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define i64 @f7(i64 %a, i64 %b) {
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; CHECK-LABEL: f7:
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; CHECK: ipm [[REG:%r[0-5]]]
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; CHECK: afi [[REG]], -268435456
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; CHECK: sra [[REG]], 31
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; CHECK: br %r14
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%avec = bitcast i64 %a to <2 x i32>
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%bvec = bitcast i64 %b to <2 x i32>
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%cmp = icmp eq <2 x i32> %avec, %bvec
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%ext = sext <2 x i1> %cmp to <2 x i32>
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%ret = bitcast <2 x i32> %ext to i64
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ret i64 %ret
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}
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; Test a vector of 0/-1 results for i32 NE.
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define i64 @f8(i64 %a, i64 %b) {
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; CHECK-LABEL: f8:
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; CHECK: ipm [[REG:%r[0-5]]]
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; CHECK: afi [[REG]], 1879048192
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; CHECK: sra [[REG]], 31
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; CHECK: br %r14
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%avec = bitcast i64 %a to <2 x i32>
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%bvec = bitcast i64 %b to <2 x i32>
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%cmp = icmp ne <2 x i32> %avec, %bvec
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%ext = sext <2 x i1> %cmp to <2 x i32>
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%ret = bitcast <2 x i32> %ext to i64
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ret i64 %ret
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}
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; Test a vector of 0/-1 results for i64 EQ.
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define void @f9(i64 %a, i64 %b, <2 x i64> *%dest) {
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; CHECK-LABEL: f9:
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; CHECK: ipm [[REG:%r[0-5]]]
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; CHECK: afi [[REG]], -268435456
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; CHECK: risbg [[REG2:%r[0-5]]], [[REG]], 63, 191, 33
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; CHECK: lcgr {{%r[0-5]}}, [[REG2]]
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; CHECK: br %r14
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%avec = bitcast i64 %a to <2 x i32>
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%bvec = bitcast i64 %b to <2 x i32>
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%cmp = icmp eq <2 x i32> %avec, %bvec
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%ext = sext <2 x i1> %cmp to <2 x i64>
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store <2 x i64> %ext, <2 x i64> *%dest
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ret void
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}
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; Test a vector of 0/-1 results for i64 NE.
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define void @f10(i64 %a, i64 %b, <2 x i64> *%dest) {
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; CHECK-LABEL: f10:
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; CHECK: ipm [[REG:%r[0-5]]]
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; CHECK: afi [[REG]], 1879048192
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; CHECK: risbg [[REG2:%r[0-5]]], [[REG]], 63, 191, 33
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; CHECK: lcgr {{%r[0-5]}}, [[REG2]]
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; CHECK: br %r14
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%avec = bitcast i64 %a to <2 x i32>
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%bvec = bitcast i64 %b to <2 x i32>
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%cmp = icmp ne <2 x i32> %avec, %bvec
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%ext = sext <2 x i1> %cmp to <2 x i64>
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store <2 x i64> %ext, <2 x i64> *%dest
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ret void
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}
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