r300/compiler: Move declaration before code.

Fixes this GCC warning on linux-x86 build.
radeon_rename_regs.c: In function ‘rc_rename_regs’:
radeon_rename_regs.c:112: warning: ISO C90 forbids mixed declarations and code

diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c b/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c
index 31d25f9ab8a933518aae8662d2fa2cddbfb6c225..60e228be5bd8115607c800d7e76bd8a305e6f7bc 100644 (file)
--- a/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_rename_regs.c
@@ -104,13 +104,14 @@ void rc_rename_regs(struct radeon_compiler *c, void *user)
                                        inst != &c->Program.Instructions;
                                        inst = inst->Next) {
                const struct rc_opcode_info * info;
+               unsigned int old_index, temp_index;
+               struct rc_dst_register * dst;
                if(inst->Type != RC_INSTRUCTION_NORMAL) {
                        rc_error(c, "%s only works with normal instructions.",
                                                                __FUNCTION__);
                        return;
                }
-               unsigned int old_index, temp_index;
-               struct rc_dst_register * dst = &inst->U.I.DstReg;
+               dst = &inst->U.I.DstReg;
                info = rc_get_opcode_info(inst->U.I.Opcode);
                if(!info->HasDstReg || dst->File != RC_FILE_TEMPORARY) {
                        continue;