GH-115802: JIT "small" code for macOS and Linux #115826
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brandtbucher
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performance
13 tasks
markshannon
requested changes
Feb 26, 2024
| { | ||
| unsigned char rd = get_bits(loc32[0], 0, 5); | ||
| assert(IS_AARCH64_LDR_OR_STR(loc32[1])); | ||
| unsigned char rt = get_bits(loc32[1], 0, 5); |
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rt and rn are only used in the assert, so I'm getting an unused variable warning.
| assert(IS_AARCH64_LDR_OR_STR(loc32[1])); | ||
| unsigned char rt = get_bits(loc32[1], 0, 5); | ||
| unsigned char rn = get_bits(loc32[1], 5, 5); | ||
| assert(rd == rn && rn == rt); |
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Suggested change
| assert(rd == rn && rn == rt); | |
| assert(rd == get_bits(loc32[1], 5, 5) && rd == get_bits(loc32[1], 0, 5)); |
| "-fno-jump-tables", | ||
| # Position-independent code adds indirection to every load and jump: | ||
| "-fno-pic", | ||
| "-fno-plt", |
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Could you make sure each option has a comment saying what it does.
|
When you're done making the requested changes, leave the comment: |
|
Sorry, looks like I merged just before your review. I'll address these in the follow-up Windows PR. |
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Windows will come next, since that uses a different mechanism.
Somewhere in the neighborhood of ~0-3% faster, as expected.