[PATCH] arm: Fix an rtl checking failure in cde-errors.c
Richard Sandiford
richard.sandiford@arm.com
Mon Apr 27 16:13:32 GMT 2020
cde-errors.c and cde-mve-error-2.c were failing with an rtl checking
failure because we applied UINTVAL to a nonconstant argument
(specifically a REG).
Tested on arm-linux-gnueabihf. OK to install?
Richard
2020-04-27 Richard Sandiford <richard.sandiford@arm.com>
gcc/
* config/arm/arm-builtins.c (arm_expand_builtin_args): Only apply
UINTVAL to CONST_INTs.
---
gcc/config/arm/arm-builtins.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/gcc/config/arm/arm-builtins.c b/gcc/config/arm/arm-builtins.c
index 16d2fb0b3f0..aee3fd6e2ff 100644
--- a/gcc/config/arm/arm-builtins.c
+++ b/gcc/config/arm/arm-builtins.c
@@ -3081,7 +3081,8 @@ constant_arg:
{
if (argc == 0)
{
- unsigned int cp_bit = UINTVAL (op[argc]);
+ unsigned int cp_bit = (CONST_INT_P (op[argc])
+ ? UINTVAL (op[argc]) : -1);
if (IN_RANGE (cp_bit, 0, ARM_CDE_CONST_COPROC))
error ("%Kcoprocessor %d is not enabled "
"with +cdecp%d", exp, cp_bit, cp_bit);
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