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45 lines
1.1 KiB
LLVM
45 lines
1.1 KiB
LLVM
; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s
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; Check generated signed and unsigned multiply accumulate long.
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define i64 @MACLongTest1(i32 %a, i32 %b, i64 %c) {
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;CHECK-LABEL: MACLongTest1:
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;CHECK: umlal
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%conv = zext i32 %a to i64
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%conv1 = zext i32 %b to i64
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%mul = mul i64 %conv1, %conv
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%add = add i64 %mul, %c
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ret i64 %add
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}
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define i64 @MACLongTest2(i32 %a, i32 %b, i64 %c) {
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;CHECK-LABEL: MACLongTest2:
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;CHECK: smlal
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%conv = sext i32 %a to i64
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%conv1 = sext i32 %b to i64
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%mul = mul nsw i64 %conv1, %conv
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%add = add nsw i64 %mul, %c
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ret i64 %add
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}
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define i64 @MACLongTest3(i32 %a, i32 %b, i32 %c) {
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;CHECK-LABEL: MACLongTest3:
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;CHECK: umlal
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%conv = zext i32 %b to i64
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%conv1 = zext i32 %a to i64
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%mul = mul i64 %conv, %conv1
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%conv2 = zext i32 %c to i64
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%add = add i64 %mul, %conv2
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ret i64 %add
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}
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define i64 @MACLongTest4(i32 %a, i32 %b, i32 %c) {
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;CHECK-LABEL: MACLongTest4:
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;CHECK: smlal
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%conv = sext i32 %b to i64
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%conv1 = sext i32 %a to i64
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%mul = mul nsw i64 %conv, %conv1
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%conv2 = sext i32 %c to i64
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%add = add nsw i64 %mul, %conv2
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ret i64 %add
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}
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