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i965/fs: fix regs_read() for LINTERP

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The second source always stays within the same SIMD8 register.

Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Signed-off-by: Connor Abbott <connor.w.abbott@intel.com>
This commit is contained in:
Connor Abbott
2015-07-01 09:58:47 -07:00
parent eaf799ddff
commit 9f344b908a
1 changed files with 2 additions and 1 deletions
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src/mesa/drivers/dri/i965/brw_fs.cpp
+2 -1
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@@ -685,7 +685,8 @@ fs_inst::regs_read(int arg) const
case FS_OPCODE_LINTERP:
if (arg == 0)
return exec_size / 4;
break;
else
return 1;
case FS_OPCODE_PIXEL_X:
case FS_OPCODE_PIXEL_Y: