Performance can be gained by replacing the nop
instruction in the delay slot of a branch with
other instructions.
For example:
mov %g4, %o3
ba,pt label
nop
can be transformed into:
ba,pt label
mov %g4, %o3
instruction in the delay slot of a branch with
other instructions.
For example:
mov %g4, %o3
ba,pt label
nop
can be transformed into:
ba,pt label
mov %g4, %o3
- duplicates
-
JDK-8016194 BA instructions should not execute NOP in delay slot
-
- Closed
-
- relates to
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JDK-6403986 Avoid, when possible, branch exit in middle of loops
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- Closed
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