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freedreno/ir3: handle image buffer

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Similar to txf case, we need to insert a 2nd coordinate (zero).

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2018-06-07 15:00:32 -04:00
parent d1d2b13518
commit 0bb0cac8dc
1 changed files with 8 additions and 1 deletions
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9
src/gallium/drivers/freedreno/ir3/ir3_compiler_nir.c
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@ -1975,7 +1975,8 @@ emit_intrinsic_load_image(struct ir3_context *ctx, nir_intrinsic_instr *intr,
struct ir3_block *b = ctx->block;
const nir_variable *var = intr->variables[0]->var;
struct ir3_instruction *sam;
struct ir3_instruction * const *coords = get_src(ctx, &intr->src[0]);
struct ir3_instruction * const *src0 = get_src(ctx, &intr->src[0]);
struct ir3_instruction *coords[4];
unsigned flags, ncoords = get_image_coords(var, &flags);
unsigned tex_idx = get_image_slot(ctx, intr->variables[0]);
type_t type = get_image_type(var);
@ -1988,6 +1989,12 @@ emit_intrinsic_load_image(struct ir3_context *ctx, nir_intrinsic_instr *intr,
flags |= IR3_INSTR_A;
}
for (unsigned i = 0; i < ncoords; i++)
coords[i] = src0[i];
if (ncoords == 1)
coords[ncoords++] = create_immed(b, 0);
sam = ir3_SAM(b, OPC_ISAM, type, TGSI_WRITEMASK_XYZW, flags,
tex_idx, tex_idx, create_collect(ctx, coords, ncoords), NULL);