2013-03-30 09:58:00 +08:00
|
|
|
; RUN: llc -march=mips < %s | FileCheck %s -check-prefix=32
|
|
|
|
; RUN: llc -march=mips -mattr=dsp < %s | FileCheck %s -check-prefix=DSP
|
2013-03-30 09:42:24 +08:00
|
|
|
; RUN: llc -march=mips -mcpu=mips16 < %s
|
2011-01-19 03:29:17 +08:00
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: madd ${{[0-9]+}}
|
|
|
|
; DSP: madd $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @madd1(i32 %a, i32 %b, i32 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = sext i32 %a to i64
|
|
|
|
%conv2 = sext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv2, %conv
|
|
|
|
%conv4 = sext i32 %c to i64
|
|
|
|
%add = add nsw i64 %mul, %conv4
|
|
|
|
ret i64 %add
|
|
|
|
}
|
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: maddu ${{[0-9]+}}
|
|
|
|
; DSP: maddu $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @madd2(i32 %a, i32 %b, i32 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = zext i32 %a to i64
|
|
|
|
%conv2 = zext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv2, %conv
|
|
|
|
%conv4 = zext i32 %c to i64
|
|
|
|
%add = add nsw i64 %mul, %conv4
|
|
|
|
ret i64 %add
|
|
|
|
}
|
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: madd ${{[0-9]+}}
|
|
|
|
; DSP: madd $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @madd3(i32 %a, i32 %b, i64 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = sext i32 %a to i64
|
|
|
|
%conv2 = sext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv2, %conv
|
|
|
|
%add = add nsw i64 %mul, %c
|
|
|
|
ret i64 %add
|
|
|
|
}
|
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: msub ${{[0-9]+}}
|
|
|
|
; DSP: msub $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @msub1(i32 %a, i32 %b, i32 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = sext i32 %c to i64
|
|
|
|
%conv2 = sext i32 %a to i64
|
|
|
|
%conv4 = sext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv4, %conv2
|
|
|
|
%sub = sub nsw i64 %conv, %mul
|
|
|
|
ret i64 %sub
|
|
|
|
}
|
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: msubu ${{[0-9]+}}
|
|
|
|
; DSP: msubu $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @msub2(i32 %a, i32 %b, i32 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = zext i32 %c to i64
|
|
|
|
%conv2 = zext i32 %a to i64
|
|
|
|
%conv4 = zext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv4, %conv2
|
|
|
|
%sub = sub nsw i64 %conv, %mul
|
|
|
|
ret i64 %sub
|
|
|
|
}
|
|
|
|
|
2013-03-30 09:58:00 +08:00
|
|
|
; 32: msub ${{[0-9]+}}
|
|
|
|
; DSP: msub $ac
|
2011-01-19 03:29:17 +08:00
|
|
|
define i64 @msub3(i32 %a, i32 %b, i64 %c) nounwind readnone {
|
|
|
|
entry:
|
|
|
|
%conv = sext i32 %a to i64
|
|
|
|
%conv3 = sext i32 %b to i64
|
|
|
|
%mul = mul nsw i64 %conv3, %conv
|
|
|
|
%sub = sub nsw i64 %c, %mul
|
|
|
|
ret i64 %sub
|
|
|
|
}
|