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/switch32.S b/compiler-rt/lib/arm/switch32.S
index 7008fcc..3152dfa 100644
--- a/compiler-rt/lib/arm/switch32.S
+++ b/compiler-rt/lib/arm/switch32.S
@@ -34,9 +34,10 @@
ldr ip, [lr, #-1] // get first 32-bit word in table
cmp r0, ip // compare with index
add r0, lr, r0, lsl #2 // compute address of element in table
- ldrcc r0, [r0, #3] // load 32-bit element if r0 is in range
add ip, lr, ip, lsl #2 // compute address of last element in table
- ldrcs r0, [ip, #3] // load 32-bit element if r0 out of range
+ ite lo
+ ldrlo r0, [r0, #3] // load 32-bit element if r0 is in range
+ ldrhs r0, [ip, #3] // load 32-bit element if r0 out of range
add ip, lr, r0 // compute label = lr + element
bx ip // jump to computed label