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Samuel Pitoiset authored
There is no fpow in hardware, so it's always lowered somewhere, but it appears that lowering at NIR level is better. Figured while comparing compute shaders between RadeonSI and RADV. Polaris10: Totals from affected shaders: SGPRS: 18936 -> 18904 (-0.17 %) VGPRS: 12240 -> 12220 (-0.16 %) Spilled SGPRs: 2809 -> 2809 (0.00 %) Code Size: 718116 -> 719848 (0.24 %) bytes Max Waves: 1409 -> 1410 (0.07 %) Vega10: Totals from affected shaders: SGPRS: 18392 -> 18392 (0.00 %) VGPRS: 12008 -> 11920 (-0.73 %) Spilled SGPRs: 3001 -> 2981 (-0.67 %) Code Size: 777444 -> 778788 (0.17 %) bytes Max Waves: 1503 -> 1504 (0.07 %) Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com> Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
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