mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-14 11:32:34 +00:00
5b9fcd1c8e
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74889 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
877 B
LLVM
24 lines
877 B
LLVM
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
|
|
; RUN: grep smulbt | count 1
|
|
; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
|
|
; RUN: grep smultt | count 1
|
|
|
|
@x = weak global i16 0 ; <i16*> [#uses=1]
|
|
@y = weak global i16 0 ; <i16*> [#uses=0]
|
|
|
|
define i32 @f1(i32 %y) {
|
|
%tmp = load i16* @x ; <i16> [#uses=1]
|
|
%tmp1 = add i16 %tmp, 2 ; <i16> [#uses=1]
|
|
%tmp2 = sext i16 %tmp1 to i32 ; <i32> [#uses=1]
|
|
%tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp4 = mul i32 %tmp2, %tmp3 ; <i32> [#uses=1]
|
|
ret i32 %tmp4
|
|
}
|
|
|
|
define i32 @f2(i32 %x, i32 %y) {
|
|
%tmp1 = ashr i32 %x, 16 ; <i32> [#uses=1]
|
|
%tmp3 = ashr i32 %y, 16 ; <i32> [#uses=1]
|
|
%tmp4 = mul i32 %tmp3, %tmp1 ; <i32> [#uses=1]
|
|
ret i32 %tmp4
|
|
}
|