mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-11-05 13:09:10 +00:00
767486b1d5
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47828 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
1.3 KiB
LLVM
35 lines
1.3 KiB
LLVM
; RUN: llvm-as < %s | llc -march=x86-64 | grep paddw | count 2
|
|
; RUN: llvm-as < %s | llc -march=x86-64 | not grep mov
|
|
|
|
; The 2-addr pass should ensure that identical code is produced for these functions
|
|
; no extra copy should be generated.
|
|
|
|
define <2 x i64> @test1(<2 x i64> %x, <2 x i64> %y) nounwind {
|
|
entry:
|
|
%tmp6 = bitcast <2 x i64> %y to <8 x i16> ; <<8 x i16>> [#uses=1]
|
|
%tmp8 = bitcast <2 x i64> %x to <8 x i16> ; <<8 x i16>> [#uses=1]
|
|
%tmp9 = add <8 x i16> %tmp8, %tmp6 ; <<8 x i16>> [#uses=1]
|
|
%tmp10 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1]
|
|
ret <2 x i64> %tmp10
|
|
}
|
|
|
|
define <2 x i64> @test2(<2 x i64> %x, <2 x i64> %y) nounwind {
|
|
entry:
|
|
%tmp6 = bitcast <2 x i64> %x to <8 x i16> ; <<8 x i16>> [#uses=1]
|
|
%tmp8 = bitcast <2 x i64> %y to <8 x i16> ; <<8 x i16>> [#uses=1]
|
|
%tmp9 = add <8 x i16> %tmp8, %tmp6 ; <<8 x i16>> [#uses=1]
|
|
%tmp10 = bitcast <8 x i16> %tmp9 to <2 x i64> ; <<2 x i64>> [#uses=1]
|
|
ret <2 x i64> %tmp10
|
|
}
|
|
|
|
|
|
; The coalescer should commute the add to avoid a copy.
|
|
define <4 x float> @test3(<4 x float> %V) {
|
|
entry:
|
|
%tmp8 = shufflevector <4 x float> %V, <4 x float> undef,
|
|
<4 x i32> < i32 3, i32 2, i32 1, i32 0 >
|
|
%add = add <4 x float> %tmp8, %V
|
|
ret <4 x float> %add
|
|
}
|
|
|