2011-09-09 23:14:58 +00:00
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; RUN: llc -march=mips < %s | FileCheck %s
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2011-01-18 19:29:17 +00:00
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2011-09-30 19:18:24 +00:00
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; CHECK: madd
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2011-01-18 19:29:17 +00:00
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define i64 @madd1(i32 %a, i32 %b, i32 %c) nounwind readnone {
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entry:
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%conv = sext i32 %a to i64
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%conv2 = sext i32 %b to i64
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%mul = mul nsw i64 %conv2, %conv
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%conv4 = sext i32 %c to i64
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%add = add nsw i64 %mul, %conv4
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ret i64 %add
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}
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2011-09-30 19:18:24 +00:00
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; CHECK: maddu
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2011-01-18 19:29:17 +00:00
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define i64 @madd2(i32 %a, i32 %b, i32 %c) nounwind readnone {
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entry:
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%conv = zext i32 %a to i64
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%conv2 = zext i32 %b to i64
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%mul = mul nsw i64 %conv2, %conv
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%conv4 = zext i32 %c to i64
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%add = add nsw i64 %mul, %conv4
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ret i64 %add
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}
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2011-09-30 19:18:24 +00:00
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; CHECK: madd
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2011-01-18 19:29:17 +00:00
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define i64 @madd3(i32 %a, i32 %b, i64 %c) nounwind readnone {
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entry:
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%conv = sext i32 %a to i64
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%conv2 = sext i32 %b to i64
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%mul = mul nsw i64 %conv2, %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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2011-09-30 19:18:24 +00:00
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; CHECK: msub
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2011-01-18 19:29:17 +00:00
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define i64 @msub1(i32 %a, i32 %b, i32 %c) nounwind readnone {
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entry:
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%conv = sext i32 %c to i64
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%conv2 = sext i32 %a to i64
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%conv4 = sext i32 %b to i64
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%mul = mul nsw i64 %conv4, %conv2
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%sub = sub nsw i64 %conv, %mul
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ret i64 %sub
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}
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2011-09-30 19:18:24 +00:00
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; CHECK: msubu
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2011-01-18 19:29:17 +00:00
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define i64 @msub2(i32 %a, i32 %b, i32 %c) nounwind readnone {
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entry:
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%conv = zext i32 %c to i64
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%conv2 = zext i32 %a to i64
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%conv4 = zext i32 %b to i64
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%mul = mul nsw i64 %conv4, %conv2
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%sub = sub nsw i64 %conv, %mul
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ret i64 %sub
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}
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2011-09-30 19:18:24 +00:00
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; CHECK: msub
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2011-01-18 19:29:17 +00:00
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define i64 @msub3(i32 %a, i32 %b, i64 %c) nounwind readnone {
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entry:
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%conv = sext i32 %a to i64
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%conv3 = sext i32 %b to i64
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%mul = mul nsw i64 %conv3, %conv
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%sub = sub nsw i64 %c, %mul
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ret i64 %sub
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}
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