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| author | marha <marha@users.sourceforge.net> | 2013-10-16 11:23:27 +0200 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2013-10-16 11:23:27 +0200 |
| commit | 9e23b44bfe1e6e85231b1c07d945cadf0c868648 (patch) | |
| tree | 0bd2b4d0521570bf020452591c895b90bda51095 /mesalib/src/glsl/builtin_functions.cpp | |
| parent | 81fd17c8678e89cea6610b8b2996b028b21eb5dc (diff) | |
| download | vcxsrv-9e23b44bfe1e6e85231b1c07d945cadf0c868648.tar.gz vcxsrv-9e23b44bfe1e6e85231b1c07d945cadf0c868648.tar.bz2 vcxsrv-9e23b44bfe1e6e85231b1c07d945cadf0c868648.zip | |
fontconfig libxcb libxcb/xcb-proto xserver mesa pixman xkbcomp git update 16 oct 2013
xserver commit 7cf1b595c8c8f9776a39559d2878cf90af3f2859
libxcb commit e4e0c6eec861f4c69da12060dc8dbe7a63fa5eb6
libxcb/xcb-proto commit 55c75accecf0e76d2aa38656efd2be4044b9e643
xkbcomp commit 839ccda42d8b088d94324cd77c4be954859914d3
pixman commit 9e81419ed5c0ee490ddacf7bada516a25cae87eb
fontconfig commit 5406919c5e186f74ccdade1a65344ce7b5c56a64
mesa commit 6e444a72c1f9e4446e025b8cb780523cb89f0584
Diffstat (limited to 'mesalib/src/glsl/builtin_functions.cpp')
| -rw-r--r-- | mesalib/src/glsl/builtin_functions.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/mesalib/src/glsl/builtin_functions.cpp b/mesalib/src/glsl/builtin_functions.cpp index b6451089c..d40888d38 100644 --- a/mesalib/src/glsl/builtin_functions.cpp +++ b/mesalib/src/glsl/builtin_functions.cpp @@ -531,6 +531,9 @@ private: B1(fma) B2(ldexp) B2(frexp) + B1(uaddCarry) + B1(usubBorrow) + B1(mulExtended) #undef B0 #undef B1 #undef B2 @@ -1947,6 +1950,30 @@ builtin_builder::create_builtins() _frexp(glsl_type::vec3_type, glsl_type::ivec3_type), _frexp(glsl_type::vec4_type, glsl_type::ivec4_type), NULL); + add_function("uaddCarry", + _uaddCarry(glsl_type::uint_type), + _uaddCarry(glsl_type::uvec2_type), + _uaddCarry(glsl_type::uvec3_type), + _uaddCarry(glsl_type::uvec4_type), + NULL); + add_function("usubBorrow", + _usubBorrow(glsl_type::uint_type), + _usubBorrow(glsl_type::uvec2_type), + _usubBorrow(glsl_type::uvec3_type), + _usubBorrow(glsl_type::uvec4_type), + NULL); + add_function("imulExtended", + _mulExtended(glsl_type::int_type), + _mulExtended(glsl_type::ivec2_type), + _mulExtended(glsl_type::ivec3_type), + _mulExtended(glsl_type::ivec4_type), + NULL); + add_function("umulExtended", + _mulExtended(glsl_type::uint_type), + _mulExtended(glsl_type::uvec2_type), + _mulExtended(glsl_type::uvec3_type), + _mulExtended(glsl_type::uvec4_type), + NULL); #undef F #undef FI #undef FIU @@ -3720,6 +3747,52 @@ builtin_builder::_frexp(const glsl_type *x_type, const glsl_type *exp_type) return sig; } + +ir_function_signature * +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, 3, x, y, carry); + + body.emit(assign(carry, ir_builder::carry(x, y))); + body.emit(ret(add(x, y))); + + return sig; +} + +ir_function_signature * +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, 3, x, y, borrow); + + body.emit(assign(borrow, ir_builder::borrow(x, y))); + body.emit(ret(sub(x, y))); + + return sig; +} + +/** + * For both imulExtended() and umulExtended() built-ins. + */ +ir_function_signature * +builtin_builder::_mulExtended(const glsl_type *type) +{ + ir_variable *x = in_var(type, "x"); + 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, 4, x, y, msb, lsb); + + body.emit(assign(msb, imul_high(x, y))); + body.emit(assign(lsb, mul(x, y))); + + return sig; +} /** @} */ /******************************************************************************/ |