[PATCH] D36762: [Builtins][ARM] Force ARM state for bswap for pre-ARMv6

Weiming Zhao via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 15 12:57:53 PDT 2017


weimingz updated this revision to Diff 111231.
weimingz added a comment.

guard the "DEFINE_CODE_STATE" with "__ARM_ARCH < 6" check.


https://reviews.llvm.org/D36762

Files:
  lib/builtins/arm/bswapdi2.S
  lib/builtins/arm/bswapsi2.S


Index: lib/builtins/arm/bswapsi2.S
===================================================================
--- lib/builtins/arm/bswapsi2.S
+++ lib/builtins/arm/bswapsi2.S
@@ -11,7 +11,11 @@
 
 	.syntax unified
 	.text
+#if __ARM_ARCH < 6
+	.arm
+#else
 	DEFINE_CODE_STATE
+#endif
 
 //
 // extern uint32_t __bswapsi2(uint32_t);
Index: lib/builtins/arm/bswapdi2.S
===================================================================
--- lib/builtins/arm/bswapdi2.S
+++ lib/builtins/arm/bswapdi2.S
@@ -11,7 +11,11 @@
 
 	.syntax unified
 	.text
+#if __ARM_ARCH < 6
+	.arm
+#else
 	DEFINE_CODE_STATE
+#endif
 
 //
 // extern uint64_t __bswapdi2(uint64_t);


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