50 lines
1.3 KiB
LLVM
50 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=m68k-linux | FileCheck %s
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define i8 @mul255_8(i8 %A) {
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; CHECK-LABEL: mul255_8:
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; CHECK: .cfi_startproc
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; CHECK-NEXT: ; %bb.0:
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; CHECK-NEXT: move.b (7,%sp), %d0
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; CHECK-NEXT: neg.b %d0
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; CHECK-NEXT: rts
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%mul = mul i8 %A, 255
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ret i8 %mul
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}
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define i16 @mul65535_16(i16 %A) {
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; CHECK-LABEL: mul65535_16:
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; CHECK: .cfi_startproc
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; CHECK-NEXT: ; %bb.0:
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; CHECK-NEXT: move.w (6,%sp), %d0
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; CHECK-NEXT: neg.w %d0
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; CHECK-NEXT: rts
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%mul = mul i16 %A, 65535
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ret i16 %mul
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}
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define i32 @mul4294967295_32(i32 %A) {
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; CHECK-LABEL: mul4294967295_32:
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; CHECK: .cfi_startproc
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; CHECK-NEXT: ; %bb.0:
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; CHECK-NEXT: move.l (4,%sp), %d0
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; CHECK-NEXT: neg.l %d0
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; CHECK-NEXT: rts
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%mul = mul i32 %A, 4294967295
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ret i32 %mul
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}
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; NOTE: If returning a 64-bit integer, d0 will be the higher 32-bit!
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define i64 @mul18446744073709551615_64(i64 %A) {
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; CHECK-LABEL: mul18446744073709551615_64:
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; CHECK: .cfi_startproc
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; CHECK-NEXT: ; %bb.0:
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; CHECK-NEXT: move.l (4,%sp), %d0
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; CHECK-NEXT: move.l (8,%sp), %d1
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; CHECK-NEXT: neg.l %d1
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; CHECK-NEXT: negx.l %d0
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; CHECK-NEXT: rts
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%mul = mul i64 %A, 18446744073709551615
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ret i64 %mul
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}
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