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159 lines
2.9 KiB
LLVM
159 lines
2.9 KiB
LLVM
; RUN: llc < %s -march=x86-64 | FileCheck %s --check-prefix=CHECK-64
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; RUN: llc < %s -march=x86 | FileCheck %s --check-prefix=CHECK-32
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; CHECK-64: g64xh:
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; CHECK-64: testb $8, %ah
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; CHECK-64: ret
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; CHECK-32: g64xh:
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; CHECK-32: testb $8, %ah
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; CHECK-32: ret
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define void @g64xh(i64 inreg %x) nounwind {
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%t = and i64 %x, 2048
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%s = icmp eq i64 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g64xl:
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; CHECK-64: testb $8, %dil
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; CHECK-64: ret
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; CHECK-32: g64xl:
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; CHECK-32: testb $8, %al
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; CHECK-32: ret
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define void @g64xl(i64 inreg %x) nounwind {
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%t = and i64 %x, 8
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%s = icmp eq i64 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g32xh:
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; CHECK-64: testb $8, %ah
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; CHECK-64: ret
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; CHECK-32: g32xh:
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; CHECK-32: testb $8, %ah
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; CHECK-32: ret
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define void @g32xh(i32 inreg %x) nounwind {
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%t = and i32 %x, 2048
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%s = icmp eq i32 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g32xl:
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; CHECK-64: testb $8, %dil
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; CHECK-64: ret
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; CHECK-32: g32xl:
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; CHECK-32: testb $8, %al
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; CHECK-32: ret
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define void @g32xl(i32 inreg %x) nounwind {
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%t = and i32 %x, 8
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%s = icmp eq i32 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g16xh:
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; CHECK-64: testb $8, %ah
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; CHECK-64: ret
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; CHECK-32: g16xh:
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; CHECK-32: testb $8, %ah
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; CHECK-32: ret
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define void @g16xh(i16 inreg %x) nounwind {
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%t = and i16 %x, 2048
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%s = icmp eq i16 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g16xl:
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; CHECK-64: testb $8, %dil
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; CHECK-64: ret
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; CHECK-32: g16xl:
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; CHECK-32: testb $8, %al
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; CHECK-32: ret
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define void @g16xl(i16 inreg %x) nounwind {
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%t = and i16 %x, 8
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%s = icmp eq i16 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g64x16:
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; CHECK-64: testw $-32640, %di
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; CHECK-64: ret
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; CHECK-32: g64x16:
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; CHECK-32: testw $-32640, %ax
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; CHECK-32: ret
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define void @g64x16(i64 inreg %x) nounwind {
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%t = and i64 %x, 32896
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%s = icmp eq i64 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g32x16:
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; CHECK-64: testw $-32640, %di
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; CHECK-64: ret
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; CHECK-32: g32x16:
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; CHECK-32: testw $-32640, %ax
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; CHECK-32: ret
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define void @g32x16(i32 inreg %x) nounwind {
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%t = and i32 %x, 32896
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%s = icmp eq i32 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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; CHECK-64: g64x32:
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; CHECK-64: testl $268468352, %edi
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; CHECK-64: ret
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; CHECK-32: g64x32:
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; CHECK-32: testl $268468352, %eax
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; CHECK-32: ret
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define void @g64x32(i64 inreg %x) nounwind {
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%t = and i64 %x, 268468352
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%s = icmp eq i64 %t, 0
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br i1 %s, label %yes, label %no
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yes:
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call void @bar()
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ret void
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no:
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ret void
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}
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declare void @bar()
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