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nir/opcodes: Add a helper function to generate the comparison binops

Adds binop_compare_all_sizes which generates both 1-bit and 32-bit
versions of the comparison operation. This reduces the code
duplication a bit and will make it easier to later add 16-bit versions
as well.

Reviewed-by: Rob Clark <robdclark@gmail.com>
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
master
Neil Roberts 6 years ago
parent
commit
9a96afb97e
1 changed files with 14 additions and 20 deletions
  1. 14
    20
      src/compiler/nir/nir_opcodes.py

+ 14
- 20
src/compiler/nir/nir_opcodes.py View File

@@ -498,6 +498,10 @@ def binop_compare(name, ty, alg_props, const_expr):
def binop_compare32(name, ty, alg_props, const_expr):
binop_convert(name, tbool32, ty, alg_props, const_expr)

def binop_compare_all_sizes(name, ty, alg_props, const_expr):
binop_compare(name, ty, alg_props, const_expr)
binop_compare32(name + "32", ty, alg_props, const_expr)

def binop_horiz(name, out_size, out_type, src1_size, src1_type, src2_size,
src2_type, const_expr):
opcode(name, out_size, out_type, [src1_size, src2_size], [src1_type, src2_type],
@@ -693,26 +697,16 @@ binop("frem", tfloat, "", "src0 - src1 * truncf(src0 / src1)")

# these integer-aware comparisons return a boolean (0 or ~0)

binop_compare("flt", tfloat, "", "src0 < src1")
binop_compare("fge", tfloat, "", "src0 >= src1")
binop_compare("feq", tfloat, _2src_commutative, "src0 == src1")
binop_compare("fne", tfloat, _2src_commutative, "src0 != src1")
binop_compare("ilt", tint, "", "src0 < src1")
binop_compare("ige", tint, "", "src0 >= src1")
binop_compare("ieq", tint, _2src_commutative, "src0 == src1")
binop_compare("ine", tint, _2src_commutative, "src0 != src1")
binop_compare("ult", tuint, "", "src0 < src1")
binop_compare("uge", tuint, "", "src0 >= src1")
binop_compare32("flt32", tfloat, "", "src0 < src1")
binop_compare32("fge32", tfloat, "", "src0 >= src1")
binop_compare32("feq32", tfloat, _2src_commutative, "src0 == src1")
binop_compare32("fne32", tfloat, _2src_commutative, "src0 != src1")
binop_compare32("ilt32", tint, "", "src0 < src1")
binop_compare32("ige32", tint, "", "src0 >= src1")
binop_compare32("ieq32", tint, _2src_commutative, "src0 == src1")
binop_compare32("ine32", tint, _2src_commutative, "src0 != src1")
binop_compare32("ult32", tuint, "", "src0 < src1")
binop_compare32("uge32", tuint, "", "src0 >= src1")
binop_compare_all_sizes("flt", tfloat, "", "src0 < src1")
binop_compare_all_sizes("fge", tfloat, "", "src0 >= src1")
binop_compare_all_sizes("feq", tfloat, _2src_commutative, "src0 == src1")
binop_compare_all_sizes("fne", tfloat, _2src_commutative, "src0 != src1")
binop_compare_all_sizes("ilt", tint, "", "src0 < src1")
binop_compare_all_sizes("ige", tint, "", "src0 >= src1")
binop_compare_all_sizes("ieq", tint, _2src_commutative, "src0 == src1")
binop_compare_all_sizes("ine", tint, _2src_commutative, "src0 != src1")
binop_compare_all_sizes("ult", tuint, "", "src0 < src1")
binop_compare_all_sizes("uge", tuint, "", "src0 >= src1")

# integer-aware GLSL-style comparisons that compare floats and ints


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