6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-01-15 23:31:37 +00:00
Code Issues Projects Releases Wiki Activity

add testcase for 128-bit add/sub

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37170 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2007-05-17 18:22:37 +00:00
parent 3fc5b01d38
commit e1e9bc7e09
1 changed files with 39 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
test/CodeGen/Generic/i128-addsub.ll Normal file
View File

@ -0,0 +1,39 @@
; RUN: llvm-as < %s | llc
define void @test_add(i64 %AL, i64 %AH, i64 %BL, i64 %BH, i64* %RL, i64* %RH) {
entry:
%tmp1 = zext i64 %AL to i128 ; <i128> [#uses=1]
%tmp23 = zext i64 %AH to i128 ; <i128> [#uses=1]
%tmp4 = shl i128 %tmp23, 64 ; <i128> [#uses=1]
%tmp5 = or i128 %tmp4, %tmp1 ; <i128> [#uses=1]
%tmp67 = zext i64 %BL to i128 ; <i128> [#uses=1]
%tmp89 = zext i64 %BH to i128 ; <i128> [#uses=1]
%tmp11 = shl i128 %tmp89, 64 ; <i128> [#uses=1]
%tmp12 = or i128 %tmp11, %tmp67 ; <i128> [#uses=1]
%tmp15 = add i128 %tmp12, %tmp5 ; <i128> [#uses=2]
%tmp1617 = trunc i128 %tmp15 to i64 ; <i64> [#uses=1]
store i64 %tmp1617, i64* %RL
%tmp21 = lshr i128 %tmp15, 64 ; <i128> [#uses=1]
%tmp2122 = trunc i128 %tmp21 to i64 ; <i64> [#uses=1]
store i64 %tmp2122, i64* %RH
ret void
}
define void @test_sub(i64 %AL, i64 %AH, i64 %BL, i64 %BH, i64* %RL, i64* %RH) {
entry:
%tmp1 = zext i64 %AL to i128 ; <i128> [#uses=1]
%tmp23 = zext i64 %AH to i128 ; <i128> [#uses=1]
%tmp4 = shl i128 %tmp23, 64 ; <i128> [#uses=1]
%tmp5 = or i128 %tmp4, %tmp1 ; <i128> [#uses=1]
%tmp67 = zext i64 %BL to i128 ; <i128> [#uses=1]
%tmp89 = zext i64 %BH to i128 ; <i128> [#uses=1]
%tmp11 = shl i128 %tmp89, 64 ; <i128> [#uses=1]
%tmp12 = or i128 %tmp11, %tmp67 ; <i128> [#uses=1]
%tmp15 = sub i128 %tmp5, %tmp12 ; <i128> [#uses=2]
%tmp1617 = trunc i128 %tmp15 to i64 ; <i64> [#uses=1]
store i64 %tmp1617, i64* %RL
%tmp21 = lshr i128 %tmp15, 64 ; <i128> [#uses=1]
%tmp2122 = trunc i128 %tmp21 to i64 ; <i64> [#uses=1]
store i64 %tmp2122, i64* %RH
ret void
}