[Mesa-dev] [PATCH 19/23] i965/fs: Use offset() in the ARB_fragment_program code.
Francisco Jerez
currojerez at riseup.net
Mon Dec 2 11:31:24 PST 2013
---
src/mesa/drivers/dri/i965/brw_fs_fp.cpp | 131 +++++++++++++++-----------------
1 file changed, 62 insertions(+), 69 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_fs_fp.cpp b/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
index b537a5a..5433023 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_fp.cpp
@@ -30,13 +30,6 @@
#include "brw_context.h"
#include "brw_fs.h"
-static fs_reg
-regoffset(fs_reg reg, int i)
-{
- reg.reg_offset += i;
- return reg;
-}
-
void
fs_visitor::emit_fp_alu1(enum opcode opcode,
const struct prog_instruction *fpi,
@@ -44,7 +37,7 @@ fs_visitor::emit_fp_alu1(enum opcode opcode,
{
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i))
- emit(opcode, regoffset(dst, i), regoffset(src, i));
+ emit(opcode, offset(dst, i), offset(src, i));
}
}
@@ -55,8 +48,8 @@ fs_visitor::emit_fp_alu2(enum opcode opcode,
{
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i))
- emit(opcode, regoffset(dst, i),
- regoffset(src0, i), regoffset(src1, i));
+ emit(opcode, offset(dst, i),
+ offset(src0, i), offset(src1, i));
}
}
@@ -72,8 +65,8 @@ fs_visitor::emit_fp_minmax(const prog_instruction *fpi,
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i)) {
- emit_minmax(conditionalmod, regoffset(dst, i),
- regoffset(src0, i), regoffset(src1, i));
+ emit_minmax(conditionalmod, offset(dst, i),
+ offset(src0, i), offset(src1, i));
}
}
}
@@ -88,10 +81,10 @@ fs_visitor::emit_fp_sop(uint32_t conditional_mod,
if (fpi->DstReg.WriteMask & (1 << i)) {
fs_inst *inst;
- emit(CMP(reg_null_d, regoffset(src0, i), regoffset(src1, i),
+ emit(CMP(reg_null_d, offset(src0, i), offset(src1, i),
conditional_mod));
- inst = emit(BRW_OPCODE_SEL, regoffset(dst, i), one, fs_reg(0.0f));
+ inst = emit(BRW_OPCODE_SEL, offset(dst, i), one, fs_reg(0.0f));
inst->predicate = BRW_PREDICATE_NORMAL;
}
}
@@ -103,7 +96,7 @@ fs_visitor::emit_fp_scalar_write(const struct prog_instruction *fpi,
{
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i))
- emit(MOV(regoffset(dst, i), src));
+ emit(MOV(offset(dst, i), src));
}
}
@@ -170,11 +163,11 @@ fs_visitor::emit_fragment_program_code()
if (fpi->DstReg.WriteMask & (1 << i)) {
fs_inst *inst;
- emit(CMP(null, regoffset(src[0], i), fs_reg(0.0f),
+ emit(CMP(null, offset(src[0], i), fs_reg(0.0f),
BRW_CONDITIONAL_L));
- inst = emit(BRW_OPCODE_SEL, regoffset(dst, i),
- regoffset(src[1], i), regoffset(src[2], i));
+ inst = emit(BRW_OPCODE_SEL, offset(dst, i),
+ offset(src[1], i), offset(src[2], i));
inst->predicate = BRW_PREDICATE_NORMAL;
}
}
@@ -200,14 +193,14 @@ fs_visitor::emit_fragment_program_code()
default: assert(!"not reached"); count = 0; break;
}
- emit(MUL(acc, regoffset(src[0], 0), regoffset(src[1], 0)));
+ emit(MUL(acc, offset(src[0], 0), offset(src[1], 0)));
for (int i = 1; i < count; i++) {
- emit(MUL(mul, regoffset(src[0], i), regoffset(src[1], i)));
+ emit(MUL(mul, offset(src[0], i), offset(src[1], i)));
emit(ADD(acc, acc, mul));
}
if (fpi->Opcode == OPCODE_DPH)
- emit(ADD(acc, acc, regoffset(src[1], 3)));
+ emit(ADD(acc, acc, offset(src[1], 3)));
emit_fp_scalar_write(fpi, dst, acc);
break;
@@ -217,13 +210,13 @@ fs_visitor::emit_fragment_program_code()
if (fpi->DstReg.WriteMask & WRITEMASK_X)
emit(MOV(dst, fs_reg(1.0f)));
if (fpi->DstReg.WriteMask & WRITEMASK_Y) {
- emit(MUL(regoffset(dst, 1),
- regoffset(src[0], 1), regoffset(src[1], 1)));
+ emit(MUL(offset(dst, 1),
+ offset(src[0], 1), offset(src[1], 1)));
}
if (fpi->DstReg.WriteMask & WRITEMASK_Z)
- emit(MOV(regoffset(dst, 2), regoffset(src[0], 2)));
+ emit(MOV(offset(dst, 2), offset(src[0], 2)));
if (fpi->DstReg.WriteMask & WRITEMASK_W)
- emit(MOV(regoffset(dst, 3), regoffset(src[1], 3)));
+ emit(MOV(offset(dst, 3), offset(src[1], 3)));
break;
case OPCODE_EX2:
@@ -257,7 +250,7 @@ fs_visitor::emit_fragment_program_code()
* undiscarded pixels, and updates just those pixels to be
* turned off.
*/
- fs_inst *cmp = emit(CMP(null, regoffset(src[0], i), fs_reg(0.0f),
+ fs_inst *cmp = emit(CMP(null, offset(src[0], i), fs_reg(0.0f),
BRW_CONDITIONAL_GE));
cmp->predicate = BRW_PREDICATE_NORMAL;
cmp->flag_subreg = 1;
@@ -286,40 +279,40 @@ fs_visitor::emit_fragment_program_code()
* brw_wm_emit.c either.
*/
if (fpi->DstReg.WriteMask & WRITEMASK_X)
- emit(MOV(regoffset(dst, 0), fs_reg(1.0f)));
+ emit(MOV(offset(dst, 0), fs_reg(1.0f)));
if (fpi->DstReg.WriteMask & WRITEMASK_YZ) {
fs_inst *inst;
- emit(CMP(null, regoffset(src[0], 0), fs_reg(0.0f),
+ emit(CMP(null, offset(src[0], 0), fs_reg(0.0f),
BRW_CONDITIONAL_LE));
if (fpi->DstReg.WriteMask & WRITEMASK_Y) {
- emit(MOV(regoffset(dst, 1), regoffset(src[0], 0)));
- inst = emit(MOV(regoffset(dst, 1), fs_reg(0.0f)));
+ emit(MOV(offset(dst, 1), offset(src[0], 0)));
+ inst = emit(MOV(offset(dst, 1), fs_reg(0.0f)));
inst->predicate = BRW_PREDICATE_NORMAL;
}
if (fpi->DstReg.WriteMask & WRITEMASK_Z) {
- emit_math(SHADER_OPCODE_POW, regoffset(dst, 2),
- regoffset(src[0], 1), regoffset(src[0], 3));
+ emit_math(SHADER_OPCODE_POW, offset(dst, 2),
+ offset(src[0], 1), offset(src[0], 3));
- inst = emit(MOV(regoffset(dst, 2), fs_reg(0.0f)));
+ inst = emit(MOV(offset(dst, 2), fs_reg(0.0f)));
inst->predicate = BRW_PREDICATE_NORMAL;
}
}
if (fpi->DstReg.WriteMask & WRITEMASK_W)
- emit(MOV(regoffset(dst, 3), fs_reg(1.0f)));
+ emit(MOV(offset(dst, 3), fs_reg(1.0f)));
break;
case OPCODE_LRP:
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i)) {
- fs_reg a = regoffset(src[0], i);
- fs_reg y = regoffset(src[1], i);
- fs_reg x = regoffset(src[2], i);
- emit_lrp(regoffset(dst, i), x, y, a);
+ fs_reg a = offset(src[0], i);
+ fs_reg y = offset(src[1], i);
+ fs_reg x = offset(src[2], i);
+ emit_lrp(offset(dst, i), x, y, a);
}
}
break;
@@ -328,8 +321,8 @@ fs_visitor::emit_fragment_program_code()
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i)) {
fs_reg temp = fs_reg(this, glsl_type::float_type);
- emit(MUL(temp, regoffset(src[0], i), regoffset(src[1], i)));
- emit(ADD(regoffset(dst, i), temp, regoffset(src[2], i)));
+ emit(MUL(temp, offset(src[0], i), offset(src[1], i)));
+ emit(ADD(offset(dst, i), temp, offset(src[2], i)));
}
}
break;
@@ -367,13 +360,13 @@ fs_visitor::emit_fragment_program_code()
case OPCODE_SCS:
if (fpi->DstReg.WriteMask & WRITEMASK_X) {
- emit_math(SHADER_OPCODE_COS, regoffset(dst, 0),
- regoffset(src[0], 0));
+ emit_math(SHADER_OPCODE_COS, offset(dst, 0),
+ offset(src[0], 0));
}
if (fpi->DstReg.WriteMask & WRITEMASK_Y) {
- emit_math(SHADER_OPCODE_SIN, regoffset(dst, 1),
- regoffset(src[0], 1));
+ emit_math(SHADER_OPCODE_SIN, offset(dst, 1),
+ offset(src[0], 1));
}
break;
@@ -423,16 +416,16 @@ fs_visitor::emit_fragment_program_code()
coordinate = fs_reg(this, glsl_type::vec3_type);
fs_reg invproj = fs_reg(this, glsl_type::float_type);
- emit_math(SHADER_OPCODE_RCP, invproj, regoffset(src[0], 3));
+ emit_math(SHADER_OPCODE_RCP, invproj, offset(src[0], 3));
for (int i = 0; i < 3; i++) {
- emit(MUL(regoffset(coordinate, i),
- regoffset(src[0], i), invproj));
+ emit(MUL(offset(coordinate, i),
+ offset(src[0], i), invproj));
}
break;
}
case OPCODE_TXB:
ir = new(mem_ctx) ir_texture(ir_txb);
- lod = regoffset(src[0], 3);
+ lod = offset(src[0], 3);
break;
default:
assert(!"not reached");
@@ -468,13 +461,13 @@ fs_visitor::emit_fragment_program_code()
abscoord.negate = false;
abscoord.abs = true;
emit_minmax(BRW_CONDITIONAL_GE, temp,
- regoffset(abscoord, 0), regoffset(abscoord, 1));
+ offset(abscoord, 0), offset(abscoord, 1));
emit_minmax(BRW_CONDITIONAL_GE, temp,
- temp, regoffset(abscoord, 2));
+ temp, offset(abscoord, 2));
emit_math(SHADER_OPCODE_RCP, temp, temp);
for (int i = 0; i < 3; i++) {
- emit(MUL(regoffset(cubecoord, i),
- regoffset(coordinate, i), temp));
+ emit(MUL(offset(cubecoord, i),
+ offset(coordinate, i), temp));
}
coordinate = cubecoord;
@@ -491,7 +484,7 @@ fs_visitor::emit_fragment_program_code()
ir->coordinate = new(mem_ctx) ir_constant(coordinate_type, &junk_data);
if (fpi->TexShadow) {
- shadow_c = regoffset(coordinate, 2);
+ shadow_c = offset(coordinate, 2);
ir->shadow_comparitor = new(mem_ctx) ir_constant(0.0f);
}
@@ -532,12 +525,12 @@ fs_visitor::emit_fragment_program_code()
int i2 = (i + 2) % 3;
fs_reg temp = fs_reg(this, glsl_type::float_type);
- fs_reg neg_src1_1 = regoffset(src[1], i1);
+ fs_reg neg_src1_1 = offset(src[1], i1);
neg_src1_1.negate = !neg_src1_1.negate;
- emit(MUL(temp, regoffset(src[0], i2), neg_src1_1));
- emit(MUL(regoffset(dst, i),
- regoffset(src[0], i1), regoffset(src[1], i2)));
- emit(ADD(regoffset(dst, i), regoffset(dst, i), temp));
+ emit(MUL(temp, offset(src[0], i2), neg_src1_1));
+ emit(MUL(offset(dst, i),
+ offset(src[0], i1), offset(src[1], i2)));
+ emit(ADD(offset(dst, i), offset(dst, i), temp));
}
}
break;
@@ -558,8 +551,8 @@ fs_visitor::emit_fragment_program_code()
for (int i = 0; i < 4; i++) {
if (fpi->DstReg.WriteMask & (1 << i)) {
- fs_inst *inst = emit(MOV(regoffset(real_dst, i),
- regoffset(dst, i)));
+ fs_inst *inst = emit(MOV(offset(real_dst, i),
+ offset(dst, i)));
inst->saturate = fpi->SaturateMode;
}
}
@@ -574,7 +567,7 @@ fs_visitor::emit_fragment_program_code()
this->current_annotation = "result.depth write";
if (frag_depth.file != BAD_FILE) {
fs_reg temp = fs_reg(this, glsl_type::float_type);
- emit(MOV(temp, regoffset(frag_depth, 2)));
+ emit(MOV(temp, offset(frag_depth, 2)));
frag_depth = temp;
}
}
@@ -626,9 +619,9 @@ fs_visitor::setup_fp_regs()
fp_input_regs[i] = *emit_general_interpolation(ir);
if (i == VARYING_SLOT_FOGC) {
- emit(MOV(regoffset(fp_input_regs[i], 1), fs_reg(0.0f)));
- emit(MOV(regoffset(fp_input_regs[i], 2), fs_reg(0.0f)));
- emit(MOV(regoffset(fp_input_regs[i], 3), fs_reg(1.0f)));
+ emit(MOV(offset(fp_input_regs[i], 1), fs_reg(0.0f)));
+ emit(MOV(offset(fp_input_regs[i], 2), fs_reg(0.0f)));
+ emit(MOV(offset(fp_input_regs[i], 3), fs_reg(1.0f)));
}
break;
@@ -716,7 +709,7 @@ fs_visitor::get_fp_src_reg(const prog_src_register *src)
result = fs_reg(this, glsl_type::vec4_type);
for (int i = 0; i < 4; i++) {
- emit(MOV(regoffset(result, i),
+ emit(MOV(offset(result, i),
fs_reg(plist->ParameterValues[src->Index][i].f)));
}
break;
@@ -750,15 +743,15 @@ fs_visitor::get_fp_src_reg(const prog_src_register *src)
*/
int src_swiz = GET_SWZ(src->Swizzle, i);
if (src_swiz == SWIZZLE_ZERO) {
- emit(MOV(regoffset(result, i), fs_reg(0.0f)));
+ emit(MOV(offset(result, i), fs_reg(0.0f)));
} else if (src_swiz == SWIZZLE_ONE) {
- emit(MOV(regoffset(result, i),
+ emit(MOV(offset(result, i),
negate ? fs_reg(-1.0f) : fs_reg(1.0f)));
} else {
- fs_reg src = regoffset(unswizzled, src_swiz);
+ fs_reg src = offset(unswizzled, src_swiz);
if (negate)
src.negate = !src.negate;
- emit(MOV(regoffset(result, i), src));
+ emit(MOV(offset(result, i), src));
}
}
}
--
1.8.3.4
More information about the mesa-dev
mailing list