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Results 1 - 1 of 1 for SHRQconst (0.2 sec)
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src/cmd/compile/internal/ssa/_gen/AMD64.rules
(SHRLconst [1] (SHLLconst [1] x)) => (ANDLconst [0x7fffffff] x) (SHRQconst [1] (SHLQconst [1] x)) => (BTRQconst [63] x) // Special case testing first/last bit (with double-shift generated by generic.rules) ((SETNE|SETEQ|NE|EQ) (TESTQ z1:(SHLQconst [63] (SHRQconst [63] x)) z2)) && z1==z2 => ((SETB|SETAE|ULT|UGE) (BTQconst [63] x)) ((SETNE|SETEQ|NE|EQ) (TESTL z1:(SHLLconst [31] (SHRQconst [31] x)) z2)) && z1==z2
Registered: Wed Jun 12 16:32:35 UTC 2024 - Last Modified: Tue Mar 12 19:38:41 UTC 2024 - 93.9K bytes - Viewed (0)