r500: fixup support for emitting fragment program to hardware.

Also fixup the constant emission

this breaks glxgears from what I can see but its another step to correctness

2 files changed, 43 insertions, 4 deletions

diff --git a/src/mesa/drivers/dri/r300/r300_cmdbuf.c b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
index 248de7e34a..d965a95c0f 100644
--- a/src/mesa/drivers/dri/r300/r300_cmdbuf.c
+++ b/src/mesa/drivers/dri/r300/r300_cmdbuf.c
@@ -242,6 +242,7 @@ void r300EmitState(r300ContextPtr r300)
 
 #define packet0_count(ptr) (((drm_r300_cmd_header_t*)(ptr))->packet0.count)
 #define vpu_count(ptr) (((drm_r300_cmd_header_t*)(ptr))->vpu.count)
+#define r500fp_count(ptr) (((drm_r300_cmd_header_t*)(ptr))->r500fp.count)
 
 static int check_always(r300ContextPtr r300, struct r300_state_atom *atom)
 {
@@ -262,6 +263,20 @@ static int check_vpu(r300ContextPtr r300, struct r300_state_atom *atom)
 	return cnt ? (cnt * 4) + 1 : 0;
 }
 
+static int check_r500fp(r300ContextPtr r300, struct r300_state_atom *atom)
+{
+	int cnt;
+	cnt = r500fp_count(atom->cmd);
+	return cnt ? (cnt * 6) + 1 : 0;
+}
+
+static int check_r500fp_const(r300ContextPtr r300, struct r300_state_atom *atom)
+{
+	int cnt;
+	cnt = r500fp_count(atom->cmd);
+	return cnt ? (cnt * 4) + 1 : 0;
+}
+
 #define ALLOC_STATE( ATOM, CHK, SZ, IDX )				\
    do {									\
       r300->hw.ATOM.cmd_size = (SZ);					\
@@ -397,9 +412,9 @@ void r300InitCmdBuf(r300ContextPtr r300)
 	r300->hw.us_out_fmt.cmd[0] = cmdpacket0(R500_US_OUT_FMT, 5);
 
 	if (is_r500) {
-		ALLOC_STATE(r500fp, variable, R300_FPI_CMDSIZE, 0);
+		ALLOC_STATE(r500fp, r500fp, R300_FPI_CMDSIZE, 0);
 		r300->hw.r500fp.cmd[R300_FPI_CMD_0] = cmdr500fp(0, 0, 0, 0);
-		ALLOC_STATE(r500fp_const, variable, R300_FPI_CMDSIZE, 0);
+		ALLOC_STATE(r500fp_const, r500fp_const, R300_FPP_CMDSIZE, 0);
 		r300->hw.r500fp_const.cmd[R300_FPI_CMD_0] = cmdr500fp(0, 0, 1, 0);
 	} else {
 		ALLOC_STATE(fp, always, R300_FP_CMDSIZE, 0);
@@ -416,6 +431,8 @@ void r300InitCmdBuf(r300ContextPtr r300)
 		r300->hw.fpi[2].cmd[R300_FPI_CMD_0] = cmdpacket0(R300_PFS_INSTR2_0, 1);
 		ALLOC_STATE(fpi[3], variable, R300_FPI_CMDSIZE, 3);
 		r300->hw.fpi[3].cmd[R300_FPI_CMD_0] = cmdpacket0(R300_PFS_INSTR3_0, 1);
+		ALLOC_STATE(fpp, variable, R300_FPP_CMDSIZE, 0);
+		r300->hw.fpp.cmd[R300_FPP_CMD_0] = cmdpacket0(R300_PFS_PARAM_0_X, 0);
 	}
 	ALLOC_STATE(fogs, always, R300_FOGS_CMDSIZE, 0);
 	r300->hw.fogs.cmd[R300_FOGS_CMD_0] = cmdpacket0(FG_FOG_BLEND, 1);
@@ -425,8 +442,6 @@ void r300InitCmdBuf(r300ContextPtr r300)
 	r300->hw.at.cmd[R300_AT_CMD_0] = cmdpacket0(FG_ALPHA_FUNC, 2);
 	ALLOC_STATE(fg_depth_src, always, 2, 0);
 	r300->hw.fg_depth_src.cmd[0] = cmdpacket0(R300_FG_DEPTH_SRC, 1);
-	ALLOC_STATE(fpp, variable, R300_FPP_CMDSIZE, 0);
-	r300->hw.fpp.cmd[R300_FPP_CMD_0] = cmdpacket0(R300_PFS_PARAM_0_X, 0);
 	ALLOC_STATE(rb3d_cctl, always, 2, 0);
 	r300->hw.rb3d_cctl.cmd[0] = cmdpacket0(R300_RB3D_CCTL, 1);
 	ALLOC_STATE(bld, always, R300_BLD_CMDSIZE, 0);
diff --git a/src/mesa/drivers/dri/r300/r300_state.c b/src/mesa/drivers/dri/r300/r300_state.c
index ffcc311c05..eab39ec4b0 100644
--- a/src/mesa/drivers/dri/r300/r300_state.c
+++ b/src/mesa/drivers/dri/r300/r300_state.c
@@ -2296,6 +2296,20 @@ static void r300SetupPixelShader(r300ContextPtr rmesa)
 	}
 }
 
+#define bump_r500fp_count(ptr, new_count)   do{\
+	drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
+	int _nc=(new_count)/6; \
+	assert(_nc < 256); \
+	if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
+} while(0)
+
+#define bump_r500fp_const_count(ptr, new_count)   do{\
+	drm_r300_cmd_header_t* _p=((drm_r300_cmd_header_t*)(ptr));\
+	int _nc=(new_count)/4; \
+	assert(_nc < 256); \
+	if(_nc>_p->r500fp.count)_p->r500fp.count=_nc;\
+} while(0)
+
 static void r500SetupPixelShader(r300ContextPtr rmesa)
 {
 	GLcontext *ctx = rmesa->radeon.glCtx;
@@ -2368,6 +2382,16 @@ static void r500SetupPixelShader(r300ContextPtr rmesa)
 		R500_ALU_RGBA_B_SWIZ_0 |
 		R500_ALU_RGBA_A_SWIZ_0;
 
+	bump_r500fp_count(rmesa->hw.r500fp.cmd, 12);
+
+	R300_STATECHANGE(rmesa, r500fp_const);
+	for (i = 0; i < fp->const_nr; i++) {
+		rmesa->hw.r500fp_const.cmd[R300_FPP_PARAM_0 + 4 * i + 0] = r300PackFloat24(fp->constant[i][0]);
+		rmesa->hw.r500fp_const.cmd[R300_FPP_PARAM_0 + 4 * i + 1] = r300PackFloat24(fp->constant[i][1]);
+		rmesa->hw.r500fp_const.cmd[R300_FPP_PARAM_0 + 4 * i + 2] = r300PackFloat24(fp->constant[i][2]);
+		rmesa->hw.r500fp_const.cmd[R300_FPP_PARAM_0 + 4 * i + 3] = r300PackFloat24(fp->constant[i][3]);
+	}
+	bump_r500fp_const_count(rmesa->hw.r500fp_const.cmd, fp->const_nr * 4);
 
 }