[Mesa-dev] [PATCH 03/24] MESA_shader_integer_functions: Expose new built-in functions

[Ian Romanick]

From: Ian Romanick <ian.d.romanick at intel.com>

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 src/compiler/glsl/builtin_functions.cpp | 31 ++++++++++++++++++++-----------
 1 file changed, 20 insertions(+), 11 deletions(-)

diff --git a/src/compiler/glsl/builtin_functions.cpp b/src/compiler/glsl/builtin_functions.cpp
index 018e4064..44aa17f 100644
--- a/src/compiler/glsl/builtin_functions.cpp
+++ b/src/compiler/glsl/builtin_functions.cpp
@@ -265,6 +265,13 @@ shader_packing_or_es31_or_gpu_shader5(const _mesa_glsl_parse_state *state)
 }
 
 static bool
+gpu_shader5_or_es31_or_integer_functions(const _mesa_glsl_parse_state *state)
+{
+   return gpu_shader5_or_es31(state) ||
+          state->MESA_shader_integer_functions_enable;
+}
+
+static bool
 fs_interpolate_at(const _mesa_glsl_parse_state *state)
 {
    return state->stage == MESA_SHADER_FRAGMENT &&
@@ -5001,7 +5008,8 @@ builtin_builder::_bitfieldExtract(const glsl_type *type)
    ir_variable *value  = in_var(type, "value");
    ir_variable *offset = in_var(glsl_type::int_type, "offset");
    ir_variable *bits   = in_var(glsl_type::int_type, "bits");
-   MAKE_SIG(type, gpu_shader5_or_es31, 3, value, offset, bits);
+   MAKE_SIG(type, gpu_shader5_or_es31_or_integer_functions, 3, value, offset,
+            bits);
 
    operand cast_offset = is_uint ? i2u(offset) : operand(offset);
    operand cast_bits = is_uint ? i2u(bits) : operand(bits);
@@ -5021,7 +5029,8 @@ builtin_builder::_bitfieldInsert(const glsl_type *type)
    ir_variable *insert = in_var(type, "insert");
    ir_variable *offset = in_var(glsl_type::int_type, "offset");
    ir_variable *bits   = in_var(glsl_type::int_type, "bits");
-   MAKE_SIG(type, gpu_shader5_or_es31, 4, base, insert, offset, bits);
+   MAKE_SIG(type, gpu_shader5_or_es31_or_integer_functions, 4, base, insert,
+            offset, bits);
 
    operand cast_offset = is_uint ? i2u(offset) : operand(offset);
    operand cast_bits = is_uint ? i2u(bits) : operand(bits);
@@ -5033,26 +5042,26 @@ builtin_builder::_bitfieldInsert(const glsl_type *type)
    return sig;
 }
 
-UNOP(bitfieldReverse, ir_unop_bitfield_reverse, gpu_shader5_or_es31)
+UNOP(bitfieldReverse, ir_unop_bitfield_reverse, gpu_shader5_or_es31_or_integer_functions)
 
 ir_function_signature *
 builtin_builder::_bitCount(const glsl_type *type)
 {
-   return unop(gpu_shader5_or_es31, ir_unop_bit_count,
+   return unop(gpu_shader5_or_es31_or_integer_functions, ir_unop_bit_count,
                glsl_type::ivec(type->vector_elements), type);
 }
 
 ir_function_signature *
 builtin_builder::_findLSB(const glsl_type *type)
 {
-   return unop(gpu_shader5_or_es31, ir_unop_find_lsb,
+   return unop(gpu_shader5_or_es31_or_integer_functions, ir_unop_find_lsb,
                glsl_type::ivec(type->vector_elements), type);
 }
 
 ir_function_signature *
 builtin_builder::_findMSB(const glsl_type *type)
 {
-   return unop(gpu_shader5_or_es31, ir_unop_find_msb,
+   return unop(gpu_shader5_or_es31_or_integer_functions, ir_unop_find_msb,
                glsl_type::ivec(type->vector_elements), type);
 }
 
@@ -5072,7 +5081,7 @@ builtin_builder::_fma(builtin_available_predicate avail, const glsl_type *type)
 ir_function_signature *
 builtin_builder::_ldexp(const glsl_type *x_type, const glsl_type *exp_type)
 {
-   return binop(x_type->base_type == GLSL_TYPE_DOUBLE ? fp64 : gpu_shader5_or_es31,
+   return binop(x_type->base_type == GLSL_TYPE_DOUBLE ? fp64 : gpu_shader5_or_es31_or_integer_functions,
                 ir_binop_ldexp, x_type, x_type, exp_type);
 }
 
@@ -5094,7 +5103,7 @@ builtin_builder::_frexp(const glsl_type *x_type, const glsl_type *exp_type)
 {
    ir_variable *x = in_var(x_type, "x");
    ir_variable *exponent = out_var(exp_type, "exp");
-   MAKE_SIG(x_type, gpu_shader5_or_es31, 2, x, exponent);
+   MAKE_SIG(x_type, gpu_shader5_or_es31_or_integer_functions, 2, x, exponent);
 
    const unsigned vec_elem = x_type->vector_elements;
    const glsl_type *bvec = glsl_type::get_instance(GLSL_TYPE_BOOL, vec_elem, 1);
@@ -5143,7 +5152,7 @@ builtin_builder::_uaddCarry(const glsl_type *type)
    ir_variable *x = in_var(type, "x");
    ir_variable *y = in_var(type, "y");
    ir_variable *carry = out_var(type, "carry");
-   MAKE_SIG(type, gpu_shader5_or_es31, 3, x, y, carry);
+   MAKE_SIG(type, gpu_shader5_or_es31_or_integer_functions, 3, x, y, carry);
 
    body.emit(assign(carry, ir_builder::carry(x, y)));
    body.emit(ret(add(x, y)));
@@ -5157,7 +5166,7 @@ builtin_builder::_usubBorrow(const glsl_type *type)
    ir_variable *x = in_var(type, "x");
    ir_variable *y = in_var(type, "y");
    ir_variable *borrow = out_var(type, "borrow");
-   MAKE_SIG(type, gpu_shader5_or_es31, 3, x, y, borrow);
+   MAKE_SIG(type, gpu_shader5_or_es31_or_integer_functions, 3, x, y, borrow);
 
    body.emit(assign(borrow, ir_builder::borrow(x, y)));
    body.emit(ret(sub(x, y)));
@@ -5175,7 +5184,7 @@ builtin_builder::_mulExtended(const glsl_type *type)
    ir_variable *y = in_var(type, "y");
    ir_variable *msb = out_var(type, "msb");
    ir_variable *lsb = out_var(type, "lsb");
-   MAKE_SIG(glsl_type::void_type, gpu_shader5_or_es31, 4, x, y, msb, lsb);
+   MAKE_SIG(glsl_type::void_type, gpu_shader5_or_es31_or_integer_functions, 4, x, y, msb, lsb);
 
    body.emit(assign(msb, imul_high(x, y)));
    body.emit(assign(lsb, mul(x, y)));
-- 
2.5.5