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vk: Call anv_batch_emit_dwords() up front in anv_batch_emit()

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This avoids putting a memory barrier between the template struct and
the pack function, which generates much better code.
This commit is contained in:
Kristian Høgsberg Kristensen
2015-07-31 13:45:54 -07:00
parent fbb119061e
commit 4b097d73e6
1 changed files with 2 additions and 2 deletions
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src/vulkan/anv_private.h
+2 -2
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@@ -528,22 +528,22 @@ __gen_combine_address(struct anv_batch *batch, void *location,
#include "gen8_pack.h"
#define anv_batch_emit(batch, cmd, ...) do { \
void *__dst = anv_batch_emit_dwords(batch, cmd ## _length); \
struct cmd __template = { \
cmd ## _header, \
__VA_ARGS__ \
}; \
void *__dst = anv_batch_emit_dwords(batch, cmd ## _length); \
cmd ## _pack(batch, __dst, &__template); \
VG(VALGRIND_CHECK_MEM_IS_DEFINED(__dst, cmd ## _length * 4)); \
} while (0)
#define anv_batch_emitn(batch, n, cmd, ...) ({ \
void *__dst = anv_batch_emit_dwords(batch, n); \
struct cmd __template = { \
cmd ## _header, \
.DwordLength = n - cmd ## _length_bias, \
__VA_ARGS__ \
}; \
void *__dst = anv_batch_emit_dwords(batch, n); \
cmd ## _pack(batch, __dst, &__template); \
__dst; \
})