diff options
| author | Sagar Ghuge <[email protected]> | 2019-02-27 14:02:54 -0800 |
|---|---|---|
| committer | Sagar Ghuge <[email protected]> | 2019-03-04 15:50:25 -0800 |
| commit | 1d8994a63b546a5b2dc4feb5bd98a84ee853d6af (patch) | |
| tree | 6ff1fb8b5cca7261fb887e3bc9dfe773121e2352 /src/compiler/glsl/ir_optimization.h | |
| parent | e551040c602d392019e68f54d9a3a310d2a937a3 (diff) | |
glsl: [u/i]mulExtended optimization for GLSL
Optimize mulExtended to use 32x32->64 multiplication.
Drivers which are not based on NIR, they can set the
MUL64_TO_MUL_AND_MUL_HIGH lowering flag in order to have same old
behavior.
v2: Add missing condition check (Jason Ekstrand)
Signed-off-by: Sagar Ghuge <[email protected]>
Suggested-by: Matt Turner <Matt Turner <[email protected]>
Suggested-by: Jason Ekstrand <[email protected]>
Reviewed-by: Jason Ekstrand <[email protected]>
Diffstat (limited to 'src/compiler/glsl/ir_optimization.h')
| -rw-r--r-- | src/compiler/glsl/ir_optimization.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/compiler/glsl/ir_optimization.h b/src/compiler/glsl/ir_optimization.h index ef68b93c09e..e027654d3a0 100644 --- a/src/compiler/glsl/ir_optimization.h +++ b/src/compiler/glsl/ir_optimization.h @@ -57,6 +57,7 @@ struct gl_shader_program; #define DDIV_TO_MUL_RCP 0x100000 #define DIV_TO_MUL_RCP (FDIV_TO_MUL_RCP | DDIV_TO_MUL_RCP) #define SQRT_TO_ABS_SQRT 0x200000 +#define MUL64_TO_MUL_AND_MUL_HIGH 0x400000 /* Opertaions for lower_64bit_integer_instructions() */ #define MUL64 (1U << 0) |