From c758fd05d84e7a88966a103d57b61285f56a0e81 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Mon, 27 Nov 2017 06:39:49 +0000 Subject: [PATCH] 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 --- src/gallium/drivers/r600/r600_shader.c | 7 +++++-- 1 file 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; -- 2.30.2