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Diffstat (limited to 'test/CodeGen/SystemZ/setcc-01.ll')
-rw-r--r-- | test/CodeGen/SystemZ/setcc-01.ll | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/setcc-01.ll b/test/CodeGen/SystemZ/setcc-01.ll new file mode 100644 index 0000000000000..4626760fa25bc --- /dev/null +++ b/test/CodeGen/SystemZ/setcc-01.ll @@ -0,0 +1,74 @@ +; Test SETCC for every integer condition. The tests here assume that +; RISBLG isn't available. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 | FileCheck %s + +; Test CC in { 0 }, with 3 don't care. +define i32 @f1(i32 %a, i32 %b) { +; CHECK-LABEL: f1: +; CHECK: ipm %r2 +; CHECK-NEXT: afi %r2, -268435456 +; CHECK-NEXT: srl %r2, 31 +; CHECK: br %r14 + %cond = icmp eq i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} + +; Test CC in { 1 }, with 3 don't care. +define i32 @f2(i32 %a, i32 %b) { +; CHECK-LABEL: f2: +; CHECK: ipm [[REG:%r[0-5]]] +; CHECK-NEXT: risbg %r2, [[REG]], 63, 191, 36 +; CHECK: br %r14 + %cond = icmp slt i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} + +; Test CC in { 0, 1 }, with 3 don't care. +define i32 @f3(i32 %a, i32 %b) { +; CHECK-LABEL: f3: +; CHECK: ipm %r2 +; CHECK-NEXT: afi %r2, -536870912 +; CHECK-NEXT: srl %r2, 31 +; CHECK: br %r14 + %cond = icmp sle i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} + +; Test CC in { 2 }, with 3 don't care. +define i32 @f4(i32 %a, i32 %b) { +; CHECK-LABEL: f4: +; CHECK: ipm [[REG:%r[0-5]]] +; CHECK-NEXT: risbg %r2, [[REG]], 63, 191, 35 +; CHECK: br %r14 + %cond = icmp sgt i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} + +; Test CC in { 0, 2 }, with 3 don't care. +define i32 @f5(i32 %a, i32 %b) { +; CHECK-LABEL: f5: +; CHECK: ipm [[REG:%r[0-5]]] +; CHECK-NEXT: xilf [[REG]], 4294967295 +; CHECK-NEXT: risbg %r2, [[REG]], 63, 191, 36 +; CHECK: br %r14 + %cond = icmp sge i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} + +; Test CC in { 1, 2 }, with 3 don't care. +define i32 @f6(i32 %a, i32 %b) { +; CHECK-LABEL: f6: +; CHECK: ipm %r2 +; CHECK-NEXT: afi %r2, 1879048192 +; CHECK-NEXT: srl %r2, 31 +; CHECK: br %r14 + %cond = icmp ne i32 %a, %b + %res = zext i1 %cond to i32 + ret i32 %res +} |