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nir/builder: Add a nir_build_ivec4() convenience helper.

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nir_build_ivec4 is more readable and succinct than using nir_build_imm
directly, even if you have C99.

Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
This commit is contained in:
Kenneth Graunke 2016-01-13 13:32:44 -08:00
parent cf96bce0ca
commit bb6612f06b
1 changed files with 14 additions and 0 deletions
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14
src/glsl/nir/nir_builder.h
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@ -120,6 +120,20 @@ nir_imm_int(nir_builder *build, int x)
return nir_build_imm(build, 1, v);
}
static inline nir_ssa_def *
nir_imm_ivec4(nir_builder *build, int x, int y, int z, int w)
{
nir_const_value v;
memset(&v, 0, sizeof(v));
v.i[0] = x;
v.i[1] = y;
v.i[2] = z;
v.i[3] = w;
return nir_build_imm(build, 4, v);
}
static inline nir_ssa_def *
nir_build_alu(nir_builder *build, nir_op op, nir_ssa_def *src0,
nir_ssa_def *src1, nir_ssa_def *src2, nir_ssa_def *src3)