28 lines
581 B
LLVM
28 lines
581 B
LLVM
; RUN: llc -march=hexagon < %s | FileCheck %s
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target triple = "hexagon"
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; CHECK-LABEL: danny:
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; CHECK: r{{[0-9]+}} = mpy(r0,r1)
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define i32 @danny(i32 %a0, i32 %a1) {
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b2:
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%v3 = sext i32 %a0 to i64
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%v4 = sext i32 %a1 to i64
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%v5 = mul nsw i64 %v3, %v4
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%v6 = ashr i64 %v5, 32
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%v7 = trunc i64 %v6 to i32
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ret i32 %v7
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}
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; CHECK-LABEL: sammy:
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; CHECK: r{{[0-9]+}} = mpy(r0,r1)
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define i32 @sammy(i32 %a0, i32 %a1) {
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b2:
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%v3 = sext i32 %a0 to i64
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%v4 = sext i32 %a1 to i64
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%v5 = mul nsw i64 %v3, %v4
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%v6 = lshr i64 %v5, 32
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%v7 = trunc i64 %v6 to i32
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ret i32 %v7
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}
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