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i965/disasm: Cut piles of duplicate swizzle printing.

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Making a helper function saves us from cut and pasting this four times.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Kristian Høgsberg <krh@bitplanet.net>
This commit is contained in:
Kenneth Graunke
2014-06-28 19:16:18 -07:00
parent bdcbcc73dd
commit f36bebcd5c
1 changed files with 26 additions and 89 deletions
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115
src/mesa/drivers/dri/i965/brw_disasm.c
View File

@@ -816,6 +816,28 @@ src_ia1(FILE *file,
return err;
}
static int
src_swizzle(FILE *file, unsigned swiz)
{
unsigned x = BRW_GET_SWZ(swiz, BRW_CHANNEL_X);
unsigned y = BRW_GET_SWZ(swiz, BRW_CHANNEL_Y);
unsigned z = BRW_GET_SWZ(swiz, BRW_CHANNEL_Z);
unsigned w = BRW_GET_SWZ(swiz, BRW_CHANNEL_W);
int err = 0;
if (x == y && x == z && x == w) {
string(file, ".");
err |= control(file, "channel select", chan_sel, x, NULL);
} else if (swiz != BRW_SWIZZLE_XYZW) {
string(file, ".");
err |= control(file, "channel select", chan_sel, x, NULL);
err |= control(file, "channel select", chan_sel, y, NULL);
err |= control(file, "channel select", chan_sel, z, NULL);
err |= control(file, "channel select", chan_sel, w, NULL);
}
return err;
}
static int
src_da16(FILE *file,
const struct brw_context *brw,
@@ -848,26 +870,7 @@ src_da16(FILE *file,
string(file, "<");
err |= control(file, "vert stride", vert_stride, _vert_stride, NULL);
string(file, ",4,1>");
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz_x == BRW_CHANNEL_X &&
swz_y == BRW_CHANNEL_Y &&
swz_z == BRW_CHANNEL_Z && swz_w == BRW_CHANNEL_W) {
;
} else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w) {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
} else {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
err |= control(file, "channel select", chan_sel, swz_y, NULL);
err |= control(file, "channel select", chan_sel, swz_z, NULL);
err |= control(file, "channel select", chan_sel, swz_w, NULL);
}
err |= src_swizzle(file, BRW_SWIZZLE4(swz_x, swz_y, swz_z, swz_w));
err |= control(file, "src da16 reg type", reg_encoding, _reg_type, NULL);
return err;
}
@@ -876,11 +879,6 @@ static int
src0_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
{
int err = 0;
unsigned swz = brw_inst_3src_src0_swizzle(brw, inst);
unsigned swz_x = BRW_GET_SWZ(swz, BRW_CHANNEL_X);
unsigned swz_y = BRW_GET_SWZ(swz, BRW_CHANNEL_Y);
unsigned swz_z = BRW_GET_SWZ(swz, BRW_CHANNEL_Z);
unsigned swz_w = BRW_GET_SWZ(swz, BRW_CHANNEL_W);
unsigned src0_subreg_nr = brw_inst_3src_src0_subreg_nr(brw, inst);
err |= control(file, "negate", m_negate,
@@ -899,24 +897,7 @@ src0_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
string(file, "<4,4,1>");
err |= control(file, "src da16 reg type", three_source_reg_encoding,
brw_inst_3src_src_type(brw, inst), NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz == BRW_SWIZZLE_XYZW) {
;
} else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w) {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
} else {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
err |= control(file, "channel select", chan_sel, swz_y, NULL);
err |= control(file, "channel select", chan_sel, swz_z, NULL);
err |= control(file, "channel select", chan_sel, swz_w, NULL);
}
err |= src_swizzle(file, brw_inst_3src_src0_swizzle(brw, inst));
return err;
}
@@ -924,11 +905,6 @@ static int
src1_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
{
int err = 0;
unsigned swz = brw_inst_3src_src1_swizzle(brw, inst);
unsigned swz_x = BRW_GET_SWZ(swz, BRW_CHANNEL_X);
unsigned swz_y = BRW_GET_SWZ(swz, BRW_CHANNEL_Y);
unsigned swz_z = BRW_GET_SWZ(swz, BRW_CHANNEL_Z);
unsigned swz_w = BRW_GET_SWZ(swz, BRW_CHANNEL_W);
unsigned src1_subreg_nr = brw_inst_3src_src1_subreg_nr(brw, inst);
err |= control(file, "negate", m_negate,
@@ -947,24 +923,7 @@ src1_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
string(file, "<4,4,1>");
err |= control(file, "src da16 reg type", three_source_reg_encoding,
brw_inst_3src_src_type(brw, inst), NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz == BRW_SWIZZLE_XYZW) {
;
} else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w) {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
} else {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
err |= control(file, "channel select", chan_sel, swz_y, NULL);
err |= control(file, "channel select", chan_sel, swz_z, NULL);
err |= control(file, "channel select", chan_sel, swz_w, NULL);
}
err |= src_swizzle(file, brw_inst_3src_src1_swizzle(brw, inst));
return err;
}
@@ -973,11 +932,6 @@ static int
src2_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
{
int err = 0;
unsigned swz = brw_inst_3src_src2_swizzle(brw, inst);
unsigned swz_x = BRW_GET_SWZ(swz, BRW_CHANNEL_X);
unsigned swz_y = BRW_GET_SWZ(swz, BRW_CHANNEL_Y);
unsigned swz_z = BRW_GET_SWZ(swz, BRW_CHANNEL_Z);
unsigned swz_w = BRW_GET_SWZ(swz, BRW_CHANNEL_W);
unsigned src2_subreg_nr = brw_inst_3src_src2_subreg_nr(brw, inst);
err |= control(file, "negate", m_negate,
@@ -996,24 +950,7 @@ src2_3src(FILE *file, struct brw_context *brw, brw_inst *inst)
string(file, "<4,4,1>");
err |= control(file, "src da16 reg type", three_source_reg_encoding,
brw_inst_3src_src_type(brw, inst), NULL);
/*
* Three kinds of swizzle display:
* identity - nothing printed
* 1->all - print the single channel
* 1->1 - print the mapping
*/
if (swz == BRW_SWIZZLE_XYZW) {
;
} else if (swz_x == swz_y && swz_x == swz_z && swz_x == swz_w) {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
} else {
string(file, ".");
err |= control(file, "channel select", chan_sel, swz_x, NULL);
err |= control(file, "channel select", chan_sel, swz_y, NULL);
err |= control(file, "channel select", chan_sel, swz_z, NULL);
err |= control(file, "channel select", chan_sel, swz_w, NULL);
}
err |= src_swizzle(file, brw_inst_3src_src2_swizzle(brw, inst));
return err;
}