One of the cpu pointers wasn't marked as read-write, causing gcc to complain:
../src/gallium/drivers/vc4/vc4_tiling_lt.c:181:17: error: output operand
constraint lacks ‘=’
__asm__ volatile (
Cc: Emil Velikov <[email protected]>
---
This patch is for the 18.3 branch only
src/gallium/drivers/vc4/vc4_tiling_lt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/gallium/drivers/vc4/vc4_tiling_lt.c
b/src/gallium/drivers/vc4/vc4_tiling_lt.c
index 324a6334668b..167161fdff54 100644
--- a/src/gallium/drivers/vc4/vc4_tiling_lt.c
+++ b/src/gallium/drivers/vc4/vc4_tiling_lt.c
@@ -194,7 +194,7 @@ vc4_store_utile(void *gpu, void *cpu, uint32_t cpu_stride,
uint32_t cpp)
* d0-d7.
*/
"vstm %[gpu], {q0, q1, q2, q3}\n"
- : [cpu] "r"(cpu)
+ : [cpu] "+r"(cpu)
: [gpu] "r"(gpu),
[cpu_stride] "r"(cpu_stride)
: "q0", "q1", "q2", "q3");
--
2.20.1
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