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Diffstat (limited to 'src/gallium/docs')
| -rw-r--r-- | src/gallium/docs/source/tgsi.rst | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/gallium/docs/source/tgsi.rst b/src/gallium/docs/source/tgsi.rst index 7d4ebb62674..277f25ca41b 100644 --- a/src/gallium/docs/source/tgsi.rst +++ b/src/gallium/docs/source/tgsi.rst @@ -2684,6 +2684,21 @@ These atomic operations may only be used with 32-bit integer image formats. resource[offset] = dst_x + src_x +.. opcode:: ATOMFADD - Atomic floating point addition + + Syntax: ``ATOMFADD dst, resource, offset, src`` + + Example: ``ATOMFADD TEMP[0], BUFFER[0], TEMP[1], TEMP[2]`` + + The following operation is performed atomically: + +.. math:: + + dst_x = resource[offset] + + resource[offset] = dst_x + src_x + + .. opcode:: ATOMXCHG - Atomic exchange Syntax: ``ATOMXCHG dst, resource, offset, src`` |