r600g: fix EXP on Cayman

NOTE: This is a candidate for the stable branches.

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 7df549ba702cc02fcfcc117834bdca6cbb2c7931..29616f987e61031ef117472c317b424538e730cb 100644 (file)
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -4388,10 +4388,8 @@ static int tgsi_exp(struct r600_shader_ctx *ctx)
 
                                alu.dst.sel = ctx->temp_reg;
                                alu.dst.chan = i;
-                               if (i == 0)
-                                       alu.dst.write = 1;
-                               if (i == 2)
-                                       alu.last = 1;
+                               alu.dst.write = i == 0;
+                               alu.last = i == 2;
                                r = r600_bytecode_add_alu(ctx->bc, &alu);
                                if (r)
                                        return r;