ARM: make assembly files compile Thumb2 with nop IT block.
ARM's UAL syntax allows the same assembly file to be compiled in both ARM and
Thumb mode. Conditional execution is handled by requiring the Thumb IT blocks,
but essentially ignoring them when compiling for ARM.
llvm-svn: 194429
diff --git a/compiler-rt/lib/arm/switchu8.S b/compiler-rt/lib/arm/switchu8.S
index 19bed2f..0a4efac 100644
--- a/compiler-rt/lib/arm/switchu8.S
+++ b/compiler-rt/lib/arm/switchu8.S
@@ -33,7 +33,8 @@
DEFINE_COMPILERRT_PRIVATE_FUNCTION(__switchu8)
ldrb ip, [lr, #-1] // get first byte in table
cmp r0, ip // compare with index
- ldrbcc r0, [lr, r0] // get indexed byte out of table
+ ite lo
+ ldrblo r0, [lr, r0] // get indexed byte out of table
ldrbhs r0, [lr, ip] // if out of range, use last entry in table
add ip, lr, r0, lsl #1 // compute label = lr + element*2
bx ip // jump to computed label