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vc4: Fix copy-and-paste fail in backport of NEON asm fixes.

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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 <emil.l.velikov@gmail.com>
Fixes: 813f0a8296 ("vc4: Declare the cpu pointers as being modified in NEON asm.")
This commit is contained in:
Eric Anholt 2019-02-11 11:51:35 -08:00 • committed by Emil Velikov
parent d000488c2e
commit 55f3a4fac3
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/vc4/vc4_tiling_lt.c
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@ -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");