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GPU/Shader Instruction Set: Difference between revisions

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It appears that writing twice to the same output register can cause problems, such as the GPU hanging.
It appears that writing twice to the same output register can cause problems, such as the GPU hanging.
DST mapping :
{| class="wikitable" border="1"
|-
!  DST raw value
!  Register name
!  Description
|-
|  0x0-0x7
|  o0-o7
|  Output registers.
|-
|  0x10-0x1F
|  r0-r15
|  Temporary registers.
|}
SRC1 mapping :
{| class="wikitable" border="1"
|-
!  SRC1 raw value
!  Register name
!  Description
|-
|  0x0-0x7
|  v0-v7
|  Input attribute registers.
|-
|  0x10-0x1F
|  r0-r15
|  Temporary registers.
|-
|  0x20-0x7C
|  c0-c92
|  Vector uniform registers.
|}
SRC2 mapping :
{| class="wikitable" border="1"
|-
!  SRC2 raw value
!  Register name
!  Description
|-
|  0x0-0x7
|  v0-v7
|  Input attribute registers.
|-
|  0x10-0x1F
|  r0-r15
|  Temporary registers.
|-
|  0x20-0x7C
|  c0-c92
|  Vector uniform registers.
|}
Retrieved from "https://www.3dbrew.org/wiki/GPU/Shader_Instruction_Set"