llvm/test/CodeGen/X86/pmul.ll
Eric Christopher 8258d0b4bf Remove the pmulld intrinsic and autoupdate it as a vector multiply.
Rewrite the pmulld patterns, and make sure that they fold in loads of
arguments into the instruction.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99910 91177308-0d34-0410-b5e6-96231b3b80d8
2010-03-30 18:49:01 +00:00

33 lines
979 B
LLVM

; RUN: llc < %s -march=x86 -mattr=sse41 -stack-alignment=16 > %t
; RUN: grep pmul %t | count 12
; RUN: grep mov %t | count 11
define <4 x i32> @a(<4 x i32> %i) nounwind {
%A = mul <4 x i32> %i, < i32 117, i32 117, i32 117, i32 117 >
ret <4 x i32> %A
}
define <2 x i64> @b(<2 x i64> %i) nounwind {
%A = mul <2 x i64> %i, < i64 117, i64 117 >
ret <2 x i64> %A
}
define <4 x i32> @c(<4 x i32> %i, <4 x i32> %j) nounwind {
%A = mul <4 x i32> %i, %j
ret <4 x i32> %A
}
define <2 x i64> @d(<2 x i64> %i, <2 x i64> %j) nounwind {
%A = mul <2 x i64> %i, %j
ret <2 x i64> %A
}
; Use a call to force spills.
declare void @foo()
define <4 x i32> @e(<4 x i32> %i, <4 x i32> %j) nounwind {
call void @foo()
%A = mul <4 x i32> %i, %j
ret <4 x i32> %A
}
define <2 x i64> @f(<2 x i64> %i, <2 x i64> %j) nounwind {
call void @foo()
%A = mul <2 x i64> %i, %j
ret <2 x i64> %A
}