[llvm-commits] CVS: llvm/test/CodeGen/Generic/i128-addsub.ll

[Chris Lattner]

Changes in directory llvm/test/CodeGen/Generic:

i128-addsub.ll added (r1.1)
---
Log message:

add testcase for 128-bit add/sub


---
Diffs of the changes:  (+39 -0)

 i128-addsub.ll |   39 +++++++++++++++++++++++++++++++++++++++
 1 files changed, 39 insertions(+)


Index: llvm/test/CodeGen/Generic/i128-addsub.ll
diff -c /dev/null llvm/test/CodeGen/Generic/i128-addsub.ll:1.1
*** /dev/null	Thu May 17 13:22:47 2007
--- llvm/test/CodeGen/Generic/i128-addsub.ll	Thu May 17 13:22:37 2007
***************
*** 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
+ }