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-rw-r--r--src/mesa/drivers/dri/i965/brw_fs_generator.cpp67
-rw-r--r--src/mesa/drivers/dri/i965/brw_reg.h6
2 files changed, 44 insertions, 29 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
index 6ba9c0edf6c..122a43f9316 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_generator.cpp
@@ -318,10 +318,11 @@ fs_generator::generate_math_gen6(fs_inst *inst,
int op = brw_math_function(inst->opcode);
bool binop = src1.file != BRW_ARCHITECTURE_REGISTER_FILE;
- brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- gen6_math(p, dst, op, src0, src1);
-
- if (dispatch_width == 16) {
+ if (dispatch_width == 8) {
+ gen6_math(p, dst, op, src0, src1);
+ } else if (dispatch_width == 16) {
+ brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
+ gen6_math(p, firsthalf(dst), op, firsthalf(src0), firsthalf(src1));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
gen6_math(p, sechalf(dst), op, sechalf(src0),
binop ? sechalf(src1) : brw_null_reg());
@@ -338,13 +339,17 @@ fs_generator::generate_math_gen4(fs_inst *inst,
assert(inst->mlen >= 1);
- brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- gen4_math(p, dst,
- op,
- inst->base_mrf, src,
- BRW_MATH_PRECISION_FULL);
-
- if (dispatch_width == 16) {
+ if (dispatch_width == 8) {
+ gen4_math(p, dst,
+ op,
+ inst->base_mrf, src,
+ BRW_MATH_PRECISION_FULL);
+ } else if (dispatch_width == 16) {
+ brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
+ gen4_math(p, firsthalf(dst),
+ op,
+ inst->base_mrf, firsthalf(src),
+ BRW_MATH_PRECISION_FULL);
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
gen4_math(p, sechalf(dst),
op,
@@ -787,17 +792,18 @@ fs_generator::generate_ddy(fs_inst *inst, struct brw_reg dst, struct brw_reg src
BRW_SWIZZLE_ZWZW, WRITEMASK_XYZW);
brw_push_insn_state(p);
brw_set_default_access_mode(p, BRW_ALIGN_16);
- if (unroll_to_simd8)
- brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- if (negate_value)
- brw_ADD(p, dst, src1, negate(src0));
- else
- brw_ADD(p, dst, src0, negate(src1));
if (unroll_to_simd8) {
- brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
- src0 = sechalf(src0);
- src1 = sechalf(src1);
- dst = sechalf(dst);
+ brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
+ if (negate_value) {
+ brw_ADD(p, firsthalf(dst), firsthalf(src1), negate(firsthalf(src0)));
+ brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
+ brw_ADD(p, sechalf(dst), sechalf(src1), negate(sechalf(src0)));
+ } else {
+ brw_ADD(p, firsthalf(dst), firsthalf(src0), negate(firsthalf(src1)));
+ brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
+ brw_ADD(p, sechalf(dst), sechalf(src0), negate(sechalf(src1)));
+ }
+ } else {
if (negate_value)
brw_ADD(p, dst, src1, negate(src0));
else
@@ -1327,9 +1333,12 @@ fs_generator::generate_set_sample_id(fs_inst *inst,
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
brw_set_default_mask_control(p, BRW_MASK_DISABLE);
struct brw_reg reg = retype(stride(src1, 1, 4, 0), BRW_REGISTER_TYPE_UW);
- brw_ADD(p, dst, src0, reg);
- if (dispatch_width == 16)
- brw_ADD(p, offset(dst, 1), offset(src0, 1), suboffset(reg, 2));
+ if (dispatch_width == 8) {
+ brw_ADD(p, dst, src0, reg);
+ } else if (dispatch_width == 16) {
+ brw_ADD(p, firsthalf(dst), firsthalf(src0), reg);
+ brw_ADD(p, sechalf(dst), sechalf(src0), suboffset(reg, 2));
+ }
brw_pop_insn_state(p);
}
@@ -1560,7 +1569,7 @@ fs_generator::generate_code(const cfg_t *cfg)
brw_set_default_access_mode(p, BRW_ALIGN_16);
if (dispatch_width == 16 && brw->gen < 8 && !brw->is_haswell) {
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_MAD(p, dst, src[0], src[1], src[2]);
+ brw_MAD(p, firsthalf(dst), firsthalf(src[0]), firsthalf(src[1]), firsthalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
brw_MAD(p, sechalf(dst), sechalf(src[0]), sechalf(src[1]), sechalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_COMPRESSED);
@@ -1575,7 +1584,7 @@ fs_generator::generate_code(const cfg_t *cfg)
brw_set_default_access_mode(p, BRW_ALIGN_16);
if (dispatch_width == 16 && brw->gen < 8 && !brw->is_haswell) {
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_LRP(p, dst, src[0], src[1], src[2]);
+ brw_LRP(p, firsthalf(dst), firsthalf(src[0]), firsthalf(src[1]), firsthalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
brw_LRP(p, sechalf(dst), sechalf(src[0]), sechalf(src[1]), sechalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_COMPRESSED);
@@ -1671,7 +1680,7 @@ fs_generator::generate_code(const cfg_t *cfg)
brw_set_default_access_mode(p, BRW_ALIGN_16);
if (dispatch_width == 16 && brw->gen < 8 && !brw->is_haswell) {
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_BFE(p, dst, src[0], src[1], src[2]);
+ brw_BFE(p, firsthalf(dst), firsthalf(src[0]), firsthalf(src[1]), firsthalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
brw_BFE(p, sechalf(dst), sechalf(src[0]), sechalf(src[1]), sechalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_COMPRESSED);
@@ -1690,7 +1699,7 @@ fs_generator::generate_code(const cfg_t *cfg)
*/
if (dispatch_width == 16 && brw->is_haswell) {
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_BFI1(p, dst, src[0], src[1]);
+ brw_BFI1(p, firsthalf(dst), firsthalf(src[0]), firsthalf(src[1]));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
brw_BFI1(p, sechalf(dst), sechalf(src[0]), sechalf(src[1]));
brw_set_default_compression_control(p, BRW_COMPRESSION_COMPRESSED);
@@ -1711,7 +1720,7 @@ fs_generator::generate_code(const cfg_t *cfg)
*/
if (dispatch_width == 16) {
brw_set_default_compression_control(p, BRW_COMPRESSION_NONE);
- brw_BFI2(p, dst, src[0], src[1], src[2]);
+ brw_BFI2(p, firsthalf(dst), firsthalf(src[0]), firsthalf(src[1]), firsthalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_2NDHALF);
brw_BFI2(p, sechalf(dst), sechalf(src[0]), sechalf(src[1]), sechalf(src[2]));
brw_set_default_compression_control(p, BRW_COMPRESSION_COMPRESSED);
diff --git a/src/mesa/drivers/dri/i965/brw_reg.h b/src/mesa/drivers/dri/i965/brw_reg.h
index 9638c779f91..2e110d6b90d 100644
--- a/src/mesa/drivers/dri/i965/brw_reg.h
+++ b/src/mesa/drivers/dri/i965/brw_reg.h
@@ -371,6 +371,12 @@ retype(struct brw_reg reg, enum brw_reg_type type)
}
static inline struct brw_reg
+firsthalf(struct brw_reg reg)
+{
+ return reg;
+}
+
+static inline struct brw_reg
sechalf(struct brw_reg reg)
{
if (reg.vstride)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 14:36:54 +0000