[llvm-commits] CVS: llvm/test/Regression/CodeGen/PowerPC/and_sext.ll and_sra.ll extsh.ll

[Nate Begeman]

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

and_sext.ll added (r1.1)
and_sra.ll added (r1.1)
extsh.ll added (r1.1)
---
Log message:

New tests!


---
Diffs of the changes:  (+34 -0)

 and_sext.ll |    9 +++++++++
 and_sra.ll  |   18 ++++++++++++++++++
 extsh.ll    |    7 +++++++
 3 files changed, 34 insertions(+)


Index: llvm/test/Regression/CodeGen/PowerPC/and_sext.ll
diff -c /dev/null llvm/test/Regression/CodeGen/PowerPC/and_sext.ll:1.1
*** /dev/null	Fri Feb 17 15:22:18 2006
--- llvm/test/Regression/CodeGen/PowerPC/and_sext.ll	Fri Feb 17 15:22:08 2006
***************
*** 0 ****
--- 1,9 ----
+ ; This test should not contain a sign extend
+ ; RUN: llvm-as < %s | llc -march=ppc32 | not grep extsh 
+ 
+ int %test(uint %mode.0.i.0) {
+         %tmp.79 = cast uint %mode.0.i.0 to short        ; <sbyte> [#uses=1]
+         %tmp.80 = cast short %tmp.79 to int             ; <int> [#uses=1]
+         %tmp.81 = and int %tmp.80, 24             ; <int> [#uses=1]
+         ret int %tmp.81
+ }


Index: llvm/test/Regression/CodeGen/PowerPC/and_sra.ll
diff -c /dev/null llvm/test/Regression/CodeGen/PowerPC/and_sra.ll:1.1
*** /dev/null	Fri Feb 17 15:22:20 2006
--- llvm/test/Regression/CodeGen/PowerPC/and_sra.ll	Fri Feb 17 15:22:08 2006
***************
*** 0 ****
--- 1,18 ----
+ ; Neither of these functions should contain algebraic right shifts
+ ; RUN: llvm-as < %s | llc -march=ppc32 | not grep srawi 
+ 
+ int %test1(uint %mode.0.i.0) {
+         %tmp.79 = cast uint %mode.0.i.0 to int        ; <sbyte> [#uses=1]
+         %tmp.80 = shr int %tmp.79, ubyte 15           ; <int> [#uses=1]
+         %tmp.81 = and int %tmp.80, 24             ; <int> [#uses=1]
+         ret int %tmp.81
+ }
+ 
+ int %test2(uint %mode.0.i.0) {
+         %tmp.79 = cast uint %mode.0.i.0 to int        ; <sbyte> [#uses=1]
+         %tmp.80 = shr int %tmp.79, ubyte 15           ; <int> [#uses=1]
+         %tmp.81 = shr uint %mode.0.i.0, ubyte 16
+         %tmp.82 = cast uint %tmp.81 to int
+         %tmp.83 = and int %tmp.80, %tmp.82             ; <int> [#uses=1]
+         ret int %tmp.83
+ }


Index: llvm/test/Regression/CodeGen/PowerPC/extsh.ll
diff -c /dev/null llvm/test/Regression/CodeGen/PowerPC/extsh.ll:1.1
*** /dev/null	Fri Feb 17 15:22:20 2006
--- llvm/test/Regression/CodeGen/PowerPC/extsh.ll	Fri Feb 17 15:22:08 2006
***************
*** 0 ****
--- 1,7 ----
+ ; This should turn into a single extsh
+ ; RUN: llvm-as < %s | llc -march=ppc32 | grep extsh | wc -l | grep 1
+ int %test(int %X) {
+         %tmp.81 = shl int %X, ubyte 16             ; <int> [#uses=1]
+         %tmp.82 = shr int %tmp.81, ubyte 16             ; <int> [#uses=1]
+         ret int %tmp.82
+ }