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v3d: Add support for shader_image_load_store.

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This is only exposed on V3D 4.1+, because we didn't have the TMU write
operations for images on 3.3 (To do GLES 3.1 there, you have to lower it
to SSBO load/stores, which is a problem to solve later).
This commit is contained in:
Eric Anholt
2017-12-11 12:52:27 -08:00
parent 5932c2f0b9
commit 6281f26f06
13 changed files with 848 additions and 5 deletions
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13
src/broadcom/compiler/v3d_compiler.h
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@@ -230,6 +230,8 @@ enum quniform_contents {
QUNIFORM_TMU_CONFIG_P0,
QUNIFORM_TMU_CONFIG_P1,
QUNIFORM_IMAGE_TMU_CONFIG_P0,
QUNIFORM_TEXTURE_FIRST_LEVEL,
QUNIFORM_TEXTURE_WIDTH,
@@ -249,6 +251,12 @@ enum quniform_contents {
/* Returns the size of the SSBO given by the data value. */
QUNIFORM_GET_BUFFER_SIZE,
/* Sizes (in pixels) of a shader image given by the data value. */
QUNIFORM_IMAGE_WIDTH,
QUNIFORM_IMAGE_HEIGHT,
QUNIFORM_IMAGE_DEPTH,
QUNIFORM_IMAGE_ARRAY_SIZE,
QUNIFORM_ALPHA_REF,
/**
@@ -792,12 +800,15 @@ bool vir_opt_vpm(struct v3d_compile *c);
void v3d_nir_lower_blend(nir_shader *s, struct v3d_compile *c);
void v3d_nir_lower_io(nir_shader *s, struct v3d_compile *c);
void v3d_nir_lower_txf_ms(nir_shader *s, struct v3d_compile *c);
void v3d_nir_lower_image_load_store(nir_shader *s);
void vir_lower_uniforms(struct v3d_compile *c);
void v3d33_vir_vpm_read_setup(struct v3d_compile *c, int num_components);
void v3d33_vir_vpm_write_setup(struct v3d_compile *c);
void v3d33_vir_emit_tex(struct v3d_compile *c, nir_tex_instr *instr);
void v3d40_vir_emit_tex(struct v3d_compile *c, nir_tex_instr *instr);
void v3d40_vir_emit_image_load_store(struct v3d_compile *c,
nir_intrinsic_instr *instr);
void v3d_vir_to_qpu(struct v3d_compile *c, struct qpu_reg *temp_registers);
uint32_t v3d_qpu_schedule_instructions(struct v3d_compile *c);
@@ -805,6 +816,8 @@ void qpu_validate(struct v3d_compile *c);
struct qpu_reg *v3d_register_allocate(struct v3d_compile *c, bool *spilled);
bool vir_init_reg_sets(struct v3d_compiler *compiler);
bool v3d_gl_format_is_return_32(GLenum format);
void vir_PF(struct v3d_compile *c, struct qreg src, enum v3d_qpu_pf pf);
static inline bool