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authorDevang Patel <dpatel@apple.com>2012-01-19 17:53:25 +0000
committerDevang Patel <dpatel@apple.com>2012-01-19 17:53:25 +0000
commit4a62ff9bcb5f74a99d6ac72e8440cc5b3e717839 (patch)
treee2481ad490de3d8e19648633c842b639f05443d1 /llvm/test/MC/X86/intel-syntax-encoding.s
parent7838a2bffb59153d08bcaa57eb2a53773e590683 (diff)
downloadbcm5719-llvm-4a62ff9bcb5f74a99d6ac72e8440cc5b3e717839.tar.gz
bcm5719-llvm-4a62ff9bcb5f74a99d6ac72e8440cc5b3e717839.zip
Post process 'xor', 'or' and 'cmp' instructions and select better encoding, if available.
llvm-svn: 148485
Diffstat (limited to 'llvm/test/MC/X86/intel-syntax-encoding.s')
-rw-r--r--llvm/test/MC/X86/intel-syntax-encoding.s22
1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/MC/X86/intel-syntax-encoding.s b/llvm/test/MC/X86/intel-syntax-encoding.s
new file mode 100644
index 00000000000..0d1b2fa9932
--- /dev/null
+++ b/llvm/test/MC/X86/intel-syntax-encoding.s
@@ -0,0 +1,22 @@
+// RUN: llvm-mc -x86-asm-syntax=intel -triple x86_64-unknown-unknown --show-encoding %s | FileCheck %s
+
+// CHECK: encoding: [0x66,0x83,0xf0,0x0c]
+ xor ax, 12
+// CHECK: encoding: [0x83,0xf0,0x0c]
+ xor eax, 12
+// CHECK: encoding: [0x48,0x83,0xf0,0x0c]
+ xor rax, 12
+
+// CHECK: encoding: [0x66,0x83,0xc8,0x0c]
+ or ax, 12
+// CHECK: encoding: [0x83,0xc8,0x0c]
+ or eax, 12
+// CHECK: encoding: [0x48,0x83,0xc8,0x0c]
+ or rax, 12
+
+// CHECK: encoding: [0x66,0x83,0xf8,0x0c]
+ cmp ax, 12
+// CHECK: encoding: [0x83,0xf8,0x0c]
+ cmp eax, 12
+// CHECK: encoding: [0x48,0x83,0xf8,0x0c]
+ cmp rax, 12
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