[llvm-commits] CVS: llvm/test/Regression/CodeGen/PowerPC/rlwimi2.ll rlwimi.ll

[Nate Begeman]

Changes in directory llvm/test/Regression/CodeGen/PowerPC:

rlwimi2.ll added (r1.1)
rlwimi.ll updated: 1.2 -> 1.3
---
Log message:

Update rlwimi tests to catch all the cases we care about


---
Diffs of the changes:  (+42 -2)

 rlwimi.ll  |   14 ++++++++++++--
 rlwimi2.ll |   30 ++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 2 deletions(-)


Index: llvm/test/Regression/CodeGen/PowerPC/rlwimi2.ll
diff -c /dev/null llvm/test/Regression/CodeGen/PowerPC/rlwimi2.ll:1.1
*** /dev/null	Wed Aug  3 13:11:33 2005
--- llvm/test/Regression/CodeGen/PowerPC/rlwimi2.ll	Wed Aug  3 13:11:23 2005
***************
*** 0 ****
--- 1,30 ----
+ ; All of these ands and shifts should be folded into rlwimi's
+ ; RUN: llvm-as < rlwimi2.ll | llc -march=ppc32 | grep rlwimi | wc -l | grep 3 &&
+ ; RUN: llvm-as < rlwimi2.ll | llc -march=ppc32 | grep srwi   | wc -l | grep 1 &&
+ ; RUN: llvm-as < rlwimi2.ll | llc -march=ppc32 | not grep slwi
+ 
+ implementation   ; Functions:
+ 
+ ushort %test1(uint %srcA, uint %srcB, uint %alpha) {
+ entry:
+ 	%tmp.1 = shl uint %srcA, ubyte 15		; <uint> [#uses=1]
+ 	%tmp.4 = and uint %tmp.1, 32505856		; <uint> [#uses=1]
+ 	%tmp.6 = and uint %srcA, 31775		; <uint> [#uses=1]
+ 	%tmp.7 = or uint %tmp.4, %tmp.6		; <uint> [#uses=1]
+ 	%tmp.9 = shl uint %srcB, ubyte 15		; <uint> [#uses=1]
+ 	%tmp.12 = and uint %tmp.9, 32505856		; <uint> [#uses=1]
+ 	%tmp.14 = and uint %srcB, 31775		; <uint> [#uses=1]
+ 	%tmp.15 = or uint %tmp.12, %tmp.14		; <uint> [#uses=1]
+ 	%tmp.18 = mul uint %tmp.7, %alpha		; <uint> [#uses=1]
+ 	%tmp.20 = sub uint 32, %alpha		; <uint> [#uses=1]
+ 	%tmp.22 = mul uint %tmp.15, %tmp.20		; <uint> [#uses=1]
+ 	%tmp.23 = add uint %tmp.22, %tmp.18		; <uint> [#uses=2]
+ 	%tmp.27 = shr uint %tmp.23, ubyte 5		; <uint> [#uses=1]
+ 	%tmp.28 = cast uint %tmp.27 to ushort		; <ushort> [#uses=1]
+ 	%tmp.29 = and ushort %tmp.28, 31775		; <ushort> [#uses=1]
+ 	%tmp.33 = shr uint %tmp.23, ubyte 20		; <uint> [#uses=1]
+ 	%tmp.34 = cast uint %tmp.33 to ushort		; <ushort> [#uses=1]
+ 	%tmp.35 = and ushort %tmp.34, 992		; <ushort> [#uses=1]
+ 	%tmp.36 = or ushort %tmp.29, %tmp.35		; <ushort> [#uses=1]
+ 	ret ushort %tmp.36
+ }


Index: llvm/test/Regression/CodeGen/PowerPC/rlwimi.ll
diff -u llvm/test/Regression/CodeGen/PowerPC/rlwimi.ll:1.2 llvm/test/Regression/CodeGen/PowerPC/rlwimi.ll:1.3
--- llvm/test/Regression/CodeGen/PowerPC/rlwimi.ll:1.2	Sat Nov  6 15:09:46 2004
+++ llvm/test/Regression/CodeGen/PowerPC/rlwimi.ll	Wed Aug  3 13:11:23 2005
@@ -1,5 +1,6 @@
 ; All of these ands and shifts should be folded into rlwimi's
-; RUN: llvm-as < rlwimi.ll | llc -march=ppc32 | not grep and
+; RUN: llvm-as < rlwimi.ll | llc -march=ppc32 | not grep and && 
+; RUN: llvm-as < rlwimi.ll | llc -march=ppc32 | grep rlwimi | wc -l | grep 8
 
 implementation   ; Functions:
 
@@ -53,10 +54,19 @@
 	ret int %tmp.9
 }
 
-int %test9(int %x, int %y) {
+int %test7(int %x, int %y) {
 entry:
 	%tmp.2 = and int %x, -65536		; <int> [#uses=1]
 	%tmp.5 = and int %y, 65535		; <int> [#uses=1]
 	%tmp.7 = or int %tmp.5, %tmp.2		; <int> [#uses=1]
 	ret int %tmp.7
 }
+
+uint %test8(uint %bar) {
+entry:
+	%tmp.3 = shl uint %bar, ubyte 1		; <uint> [#uses=1]
+	%tmp.4 = and uint %tmp.3, 2		; <uint> [#uses=1]
+	%tmp.6 = and uint %bar, 4294967293		; <uint> [#uses=1]
+	%tmp.7 = or uint %tmp.4, %tmp.6		; <uint> [#uses=1]
+	ret uint %tmp.7
+}