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authorDave Airlie <[email protected]>2017-11-27 06:39:49 +0000
committerDave Airlie <[email protected]>2017-12-01 03:59:17 +0000
commitc758fd05d84e7a88966a103d57b61285f56a0e81 (patch)
tree531c80a9521d91d6ec87b2ef48dfbfe6aaf82a3c /src/gallium
parent4f3e73516c1f74ed8b281a88f3b164f355f92439 (diff)
r600/cayman: looks like cmpxchg moved to Z
On cayman it appears the cmp component is now in Z. Fixes: arb_shader_image_load_store-dead-fragments on cayman. Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/r600/r600_shader.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 55320cf860d..ae8326fdd14 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -8083,9 +8083,12 @@ static int tgsi_atomic_op_rat(struct r600_shader_ctx *ctx)
return r;
memset(&alu, 0, sizeof(struct r600_bytecode_alu));
- alu.op = ALU_OP1_MOV;
+ alu.op = ALU_OP1_MOV;
alu.dst.sel = ctx->thread_id_gpr;
- alu.dst.chan = 3;
+ if (ctx->bc->chip_class == CAYMAN)
+ alu.dst.chan = 2;
+ else
+ alu.dst.chan = 3;
alu.dst.write = 1;
r600_bytecode_src(&alu.src[0], &ctx->src[2], 0);
alu.last = 1;