From: Maciej Cencora <m.cencora@gmail.com>
Date: Mon, 13 Jul 2009 17:23:18 +0000 (+0200)
Subject: r300: handle relative addressing in NQSSADCE
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=12a6d73c7590c37ec8ae3f2c8c737791e4461d77;p=mesa.git

r300: handle relative addressing in NQSSADCE
---

diff --git a/src/mesa/drivers/dri/r300/radeon_nqssadce.c b/src/mesa/drivers/dri/r300/radeon_nqssadce.c
index c56598b4a51..d917da58bb3 100644
--- a/src/mesa/drivers/dri/r300/radeon_nqssadce.c
+++ b/src/mesa/drivers/dri/r300/radeon_nqssadce.c
@@ -46,6 +46,7 @@ static struct register_state *get_reg_state(struct nqssadce_state* s, GLuint fil
 	switch(file) {
 	case PROGRAM_TEMPORARY: return &s->Temps[index];
 	case PROGRAM_OUTPUT: return &s->Outputs[index];
+	case PROGRAM_ADDRESS: return &s->Address;
 	default: return 0;
 	}
 }
@@ -114,7 +115,13 @@ static struct prog_instruction* track_used_srcreg(struct nqssadce_state* s,
 		deswz_source = sourced;
 	}
 
-	struct register_state *regstate = get_reg_state(s, inst->SrcReg[src].File, inst->SrcReg[src].Index);
+	struct register_state *regstate;
+
+	if (inst->SrcReg[src].RelAddr)
+		regstate = get_reg_state(s, PROGRAM_ADDRESS, 0);
+	else
+		regstate = get_reg_state(s, inst->SrcReg[src].File, inst->SrcReg[src].Index);
+
 	if (regstate)
 		regstate->Sourced |= deswz_source & 0xf;
 
@@ -178,6 +185,7 @@ static void process_instruction(struct nqssadce_state* s)
 	 * might change the instruction stream under us, so we have
 	 * to be careful with the inst pointer. */
 	switch (inst->Opcode) {
+	case OPCODE_ARL:
 	case OPCODE_DDX:
 	case OPCODE_DDY:
 	case OPCODE_FRC:
diff --git a/src/mesa/drivers/dri/r300/radeon_nqssadce.h b/src/mesa/drivers/dri/r300/radeon_nqssadce.h
index e3341692e4f..8626f21c25e 100644
--- a/src/mesa/drivers/dri/r300/radeon_nqssadce.h
+++ b/src/mesa/drivers/dri/r300/radeon_nqssadce.h
@@ -58,6 +58,7 @@ struct nqssadce_state {
 	 */
 	struct register_state Temps[MAX_PROGRAM_TEMPS];
 	struct register_state Outputs[VERT_RESULT_MAX];
+	struct register_state Address;
 };