diff options
| author | Francisco Jerez <[email protected]> | 2015-02-03 21:57:38 +0200 |
|---|---|---|
| committer | Francisco Jerez <[email protected]> | 2015-02-10 16:05:51 +0200 |
| commit | 3df2cb2f863836ec909f5259693c1eeef675a594 (patch) | |
| tree | 1995c0f57e2548a25a704bb892cb61c3b6c01c53 | |
| parent | f2668f9f214201503419342b980d3afa8b796926 (diff) | |
i965/fs: Fix fs_inst::regs_written calculation for instructions with scalar dst.
Scalar registers are required to have zero stride, fix the
regs_written calculation not to assume that the instruction writes
zero registers in that case.
v2: Rename CEILING() to DIV_ROUND_UP(). (Matt, Ken)
Reviewed-by: Kenneth Graunke <[email protected]>
Reviewed-by: Matt Turner <[email protected]>
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 2f264255c07..f149ab5e6c1 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -126,7 +126,8 @@ fs_inst::init(enum opcode opcode, uint8_t exec_size, const fs_reg &dst, case HW_REG: case MRF: case ATTR: - this->regs_written = (dst.width * dst.stride * type_sz(dst.type) + 31) / 32; + this->regs_written = + DIV_ROUND_UP(MAX2(dst.width * dst.stride, 1) * type_sz(dst.type), 32); break; case BAD_FILE: this->regs_written = 0; |