| Commit message (Collapse) | Author | Age | Files | Lines |
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This is defined in the same included file as ARB_draw_indirect.
Signed-off-by: Chris Forbes <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
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V3: Move spec citation into the code.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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The ARB_gpu_shader5 spec says:
"To determine whether the conversion for a single argument in one match is
better than that for another match, the following rules are applied, in
order:
1. An exact match is better than a match involving any implicit
conversion.
2. A match involving an implicit conversion from float to double is
better than a match involving any other implicit conversion.
3. A match involving an implicit conversion from either int or uint to
float is better than a match involving an implicit conversion from
either int or uint to double.
If none of the rules above apply to a particular pair of conversions,
neither conversion is considered better than the other."
V3: Add spec citation, including oddball difference between gs5 and GLSL
4.0; comment a bit better as per Jordan's suggestions.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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This will facilitate GLSL 4.0 / ARB_gpu_shader5's enhanced overload
resolution rules, and also possibly better error reporting for ambiguous
function calls.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
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V2: Fix crashes during linking, where the parse state is NULL. In this
case, all required checks have already been done, so we assume the
extension is enabled.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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The available implicit conversions depend on the GLSL version we're
compiling.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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This is required for ARB_gpu_shader5.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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We're about to add new implicit conversions, first for ARB_gpu_shader5,
and then later for ARB_gpu_shader_fp64. Pull out the opcode
determination into its own function, and get rid of the bool -> float
case that could never be hit anyway [since it fails the is_numeric()
check].
V2: Retain the vector width mangling. It turns out this is necessary for
the conversions done (and then thrown away) when determining the return
type of arithmetic operators.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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This works like glsl-1.20+'s invariant redeclarations, but with fewer
restrictions, since `precise` is allowed on pretty much anything.
Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Chris Forbes <[email protected]>
Reviewed-by: Jordan Justen <[email protected]>
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Signed-off-by: Kenneth Graunke <[email protected]>
Cc: "10.2" <[email protected]>
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There are several common ways to check whether an object is a particular
subclass: dynamic_cast<>, the as_subclass() pattern, or explicit enum
tags. We originally used the virtual as_subclass methods, but later
added enum tags as they are much nicer for debugging.
Since we have the enum tags, we don't necessarily need to use virtual
functions to implement the as_subclass() methods. We can just check the
tag and return the pointer or NULL.
This saves 18 entries in the vtable, and instead of two pointer
dereferences per as_subclass() call most are only three inline
instructions.
Compile time of sam3/112.frag (the longest compile in a recent shader-db
run) is reduced by 5% from 348 to 329 ms (n=500).
perf stat of this workload shows:
24.14% reduction in iTLB-loads: 285,543 -> 216,606
42.55% reduction in iTLB-load-misses: 18,785 -> 10,792
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
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Now that the constructors set a type, ir_type_unset is not very useful.
Move it to the end of the enum (specifically out of position 0) so that
enums checks for dereferences and rvalues can save an instruction.
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
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Makes checking whether an object is an ir_dereference, an ir_rvalue, or
an ir_jump simpler. Since ir_dereference is a subclass or ir_rvalue,
list its subtypes first so that they can both generate nice code.
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
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The type returned by hir() is already an ir_rvalue pointer.
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
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This has the added perk that if you forget to set ir_type in the
constructor of a new subclass (or a new constructor of an existing
subclass) the compiler will tell you... instead of relying on
ir_validate or similar run-time detection.
Reviewed-by: Juha-Pekka Heikkila <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>
Signed-off-by: Ian Romanick <[email protected]>
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We have customers using NULL as a way to test the robustness of the API.
Without this check, EGL will segfault trying to dereference
dri2_surf->wl_win->private because wl_win is NULL.
This fix adds a check and sets EGL_BAD_NATIVE_WINDOW
v2: Incorporated feedback from idr - moved the check to a higher level
function.
Reviewed-by: Ian Romanick <[email protected]>
Reviewed-by: Chad Versace <[email protected]>
Cc: "10.1 10.2" <[email protected]>
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It doesn't work and our docs say so too.
Cc: [email protected]
Reviewed-by: Michel Dänzer <[email protected]>
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Reviewed-by: Michel Dänzer <[email protected]>
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For some reason, CP DMA doesn't follow the predicate bit if I enable it,
so this is the only option.
This fixes piglit: spec/NV_conditional_render/clear
Cc: [email protected]
Reviewed-by: Michel Dänzer <[email protected]>
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Same as b026b6bbfe3f15c8a7296ac107dc3d31f74e401e, but
COLOR_ARRAY_SIZE/SECONDARY_COLOR_ARRAY_SIZE.
Ideally we wouldn't munge the incoming state, so that we wouldn't need
to unmunge it back on glGet*. But the array size state is copied and
referred in many places, many of which couldn't take an GLenum like
GL_BGRA instead of a plain integer. So just hack around on glGet*,
to ensure there is no risk of introducing regressions elsewhere.
This bug causes problems to Apitrace, resulting in wrong traces. See
https://github.com/apitrace/apitrace/issues/261 for details.
Tested with piglit arb_vertex_array_bgra-get, which was created for this
purpose.
Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Cc: "10.1 10.2" <[email protected]>
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Reviewed-by: Matt Turner <[email protected]>
Reviewed-by: Ian Romanick <[email protected]>
Cc: "10.1 10.2" <[email protected]>
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These were missed in commit e374809819d82f2e3e946fe809c4d46061ddc5b5.
Fixes 'make check'.
CC test_eu_compact.o
test_eu_compact.c: In function ‘gen_f0_0_MOV_GRF_GRF’:
test_eu_compact.c:222:4: error: implicit declaration of function ‘brw_set_predicate_control’ [-Werror=implicit-function-declaration]
brw_set_predicate_control(p, true);
^
test_eu_compact.c: In function ‘run_tests’:
test_eu_compact.c:270:6: error: implicit declaration of function ‘brw_set_access_mode’ [-Werror=implicit-function-declaration]
brw_set_access_mode(p, BRW_ALIGN_16);
^
Signed-off-by: Vinson Lee <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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Reviewed-by: Kenneth Graunke <[email protected]>
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Suggested by Ken as a way to cut down lines of code.
Reviewed-by: Kenneth Graunke <[email protected]>
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Eventually we're going to use functions to set bits on an instruction.
Putting 'default' in the name of functions that alter default state will
help distinguins them.
This patch was generated entirely mechanically, by the following:
for file in brw*.{cpp,c,h}; do
sed -i \
-e 's/brw_set_mask_control/brw_set_default_mask_control/g' \
-e 's/brw_set_saturate/brw_set_default_saturate/g' \
-e 's/brw_set_access_mode/brw_set_default_access_mode/g' \
-e 's/brw_set_compression_control/brw_set_default_compression_control/g' \
-e 's/brw_set_predicate_control/brw_set_default_predicate_control/g' \
-e 's/brw_set_predicate_inverse/brw_set_default_predicate_inverse/g' \
-e 's/brw_set_flag_reg/brw_set_default_flag_reg/g' \
-e 's/brw_set_acc_write_control/brw_set_default_acc_write_control/g' \
$file;
done
No manual changes were done after running that command.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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This removes the ability to set the default conditional modifier on all
future instructions. Nothing uses it, and it's not really a sensible
thing to do anyway.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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With the predication changes eliminated, all this does is set the
conditional modifier on a single instruction. Doing that directly is
easy, and avoids mucking about with default state.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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brw_set_conditionalmod and brw_next_insn work together to set the
conditional modifier for the next instruction, then turn it off.
The Gen8+ generators don't implement this: we just set it for all future
instructions, and whack it for each fs_inst/vec4_instruction.
Both approaches work out because we only set conditional_mod on
IR instructions like CMP, AND, and so on, which correspond to exactly
one assembly instruction. The Gen8 generators would break if we had
an IR instruction that generated multiple instructions, and the Gen4-7
EU emit layer would do...something.
To safeguard against this, assert that we only generated one instruction
if conditional_mod is set, and just set the flag directly on that
instruction rather than altering default state.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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brw_set_conditionalmod has traditionally been complex: it causes
conditionalmod to be set for the next instruction, and then predication
to be set on all future instructions after that.
We may want to generate a flag condition and not use it immediately,
due to instruction scheduling or the like. Even if not, it's easy
to set things explicitly, and that's clearer.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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brw_CMP already takes a conditional modifier as a parameter, and sets it
accordingly. brw_set_conditionalmod() also makes everything after the
next instruction predicated, but we don't need that: we always emit an
IF instruction after load_clip_distance(), and that's already
predicated.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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It wasn't too bad before, but the macro is going to be nicer once I
start modifying a lot more instructions in this pattern.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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Often times, we want to emit an instruction, then set one field on it,
such as predication or a conditional modifier. Normally, we'd have to
declare "struct brw_instruction *inst;" and then use "inst =
brw_FOO(...)" to emit the instruction, which can hurt readability.
The new "brw_last_inst" macro refers to the most recently emitted
instruction, so you can just do:
brw_ADD(...)
brw_last_inst->header.predicate_control = BRW_PREDICATE_NORMAL;
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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We use both predicated and unconditional JMPI instructions. But in each
case, it's clear which we want. It's simpler to just specify it as a
parameter, rather than relying on default state.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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In all cases, we set both dst and src0 to brw_ip_reg(). This is no
accident: according to the ISA reference, both are required to be the IP
register. So, we may as well drop the parameters.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
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EGL 1.4 Specification says that
eglMakeCurrent(display, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT)
can be used to release the current thread's ownership on the surfaces
and context.
MESA's egl implementation was only accepting the parameters when the
KHR_surfaceless_context extension is supported.
[chadv] Add quote from the EGL 1.4 spec.
Cc: "10,1, 10.2" <[email protected]>
Reviewed-by: Chad Versace <[email protected]>
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