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authorEric Christopher <echristo@apple.com>2012-05-07 05:46:48 +0000
committerEric Christopher <echristo@apple.com>2012-05-07 05:46:48 +0000
commit470578a91b40a4391170a0bbd1ba3f8303386675 (patch)
tree0d1cd71a732ab1ae8b475b1626e2395b1158a6a8 /llvm/test/CodeGen/Mips
parente07aa430b84edeb451684376f8dac28e812f8a98 (diff)
downloadbcm5719-llvm-470578a91b40a4391170a0bbd1ba3f8303386675.tar.gz
bcm5719-llvm-470578a91b40a4391170a0bbd1ba3f8303386675.zip
Add support for the 'O' constraint.
Patch by Jack Carter. llvm-svn: 156285
Diffstat (limited to 'llvm/test/CodeGen/Mips')
-rw-r--r--llvm/test/CodeGen/Mips/inlineasm-cnstrnt-bad-O.ll16
-rw-r--r--llvm/test/CodeGen/Mips/inlineasm_constraint.ll6
2 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-bad-O.ll b/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-bad-O.ll
new file mode 100644
index 00000000000..cd4431ac526
--- /dev/null
+++ b/llvm/test/CodeGen/Mips/inlineasm-cnstrnt-bad-O.ll
@@ -0,0 +1,16 @@
+;
+;This is a negative test. The constant value given for the constraint (O).
+;signed 15 bit immediate (+- 16383).
+;Our example uses the positive value 16384.
+;
+; RUN: not llc -march=mipsel < %s 2> %t
+; RUN: FileCheck --check-prefix=CHECK-ERRORS < %t %s
+
+define i32 @main() nounwind {
+entry:
+
+;CHECK-ERRORS: error: invalid operand for inline asm constraint 'O'
+
+ tail call i32 asm sideeffect "addi $0,$1,$2", "=r,r,O"(i32 undef, i32 16384) nounwind
+ ret i32 0
+}
diff --git a/llvm/test/CodeGen/Mips/inlineasm_constraint.ll b/llvm/test/CodeGen/Mips/inlineasm_constraint.ll
index 06ca7219fe0..cb02dd149f4 100644
--- a/llvm/test/CodeGen/Mips/inlineasm_constraint.ll
+++ b/llvm/test/CodeGen/Mips/inlineasm_constraint.ll
@@ -39,5 +39,11 @@ entry:
; CHECK: #NO_APP
tail call i32 asm sideeffect "addi $0,$1,$2", "=r,r,N"(i32 7, i32 -3) nounwind
+; Now O with -3
+; CHECK: #APP
+; CHECK: addi ${{[0-9]+}},${{[0-9]+}},-3
+; CHECK: #NO_APP
+ tail call i32 asm sideeffect "addi $0,$1,$2", "=r,r,O"(i32 7, i16 -3) nounwind
+
ret i32 0
}
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