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| author | Kenneth Graunke <kenneth@whitecape.org> | 2015-02-25 16:07:03 -0800 |
|---|---|---|
| committer | Kenneth Graunke <kenneth@whitecape.org> | 2015-02-27 11:36:08 -0800 |
| commit | 4ebacf8aa67b1bfba7820f25536be98c7452dcb1 (patch) | |
| tree | c570237bb90aed4ab6146cb99c407c46337e93df /src/mesa/drivers/dri/i965/brw_eu.c | |
| parent | 0fad07af9aa9855ebdff5eabeef6419449e2996c (diff) | |
| download | external_mesa3d-4ebacf8aa67b1bfba7820f25536be98c7452dcb1.zip external_mesa3d-4ebacf8aa67b1bfba7820f25536be98c7452dcb1.tar.gz external_mesa3d-4ebacf8aa67b1bfba7820f25536be98c7452dcb1.tar.bz2 | |
i965/fs: Introduce brw_negate_cmod().
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'src/mesa/drivers/dri/i965/brw_eu.c')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_eu.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_eu.c b/src/mesa/drivers/dri/i965/brw_eu.c index 9905972..a1b7fda 100644 --- a/src/mesa/drivers/dri/i965/brw_eu.c +++ b/src/mesa/drivers/dri/i965/brw_eu.c @@ -65,6 +65,28 @@ brw_reg_type_letters(unsigned type) return names[type]; } +/* Returns a conditional modifier that negates the condition. */ +enum brw_conditional_mod +brw_negate_cmod(uint32_t cmod) +{ + switch (cmod) { + case BRW_CONDITIONAL_Z: + return BRW_CONDITIONAL_NZ; + case BRW_CONDITIONAL_NZ: + return BRW_CONDITIONAL_Z; + case BRW_CONDITIONAL_G: + return BRW_CONDITIONAL_LE; + case BRW_CONDITIONAL_GE: + return BRW_CONDITIONAL_L; + case BRW_CONDITIONAL_L: + return BRW_CONDITIONAL_GE; + case BRW_CONDITIONAL_LE: + return BRW_CONDITIONAL_G; + default: + return ~0; + } +} + /* Returns the corresponding conditional mod for swapping src0 and * src1 in e.g. CMP. */ |