mirror of
https://github.com/edk2-porting/linux-next.git
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bc3bb79534
We were hardcoding '6' as the max instruction name, and we have lots
that are longer than that, see the diff from two 'P' printed TUI
annotations for a libc function that uses instructions with long names,
such as 'vpmovmskb' with its 9 chars:
--- __strcmp_avx2.annotation.before 2019-03-06 16:31:39.368020425 -0300
+++ __strcmp_avx2.annotation 2019-03-06 16:32:12.079450508 -0300
@@ -2,284 +2,284 @@
Event: cycles:ppp
Percent endbr64
- 0.10 mov %edi,%eax
+ 0.10 mov %edi,%eax
- xor %edx,%edx
+ xor %edx,%edx
- 3.54 vpxor %ymm7,%ymm7,%ymm7
+ 3.54 vpxor %ymm7,%ymm7,%ymm7
- or %esi,%eax
+ or %esi,%eax
- and $0xfff,%eax
+ and $0xfff,%eax
- cmp $0xf80,%eax
+ cmp $0xf80,%eax
- ↓ jg 370
+ ↓ jg 370
- 27.07 vmovdqu (%rdi),%ymm1
+ 27.07 vmovdqu (%rdi),%ymm1
- 7.97 vpcmpeqb (%rsi),%ymm1,%ymm0
+ 7.97 vpcmpeqb (%rsi),%ymm1,%ymm0
- 2.15 vpminub %ymm1,%ymm0,%ymm0
+ 2.15 vpminub %ymm1,%ymm0,%ymm0
- 4.09 vpcmpeqb %ymm7,%ymm0,%ymm0
+ 4.09 vpcmpeqb %ymm7,%ymm0,%ymm0
- 0.43 vpmovmskb %ymm0,%ecx
+ 0.43 vpmovmskb %ymm0,%ecx
- 1.53 test %ecx,%ecx
+ 1.53 test %ecx,%ecx
- ↓ je b0
+ ↓ je b0
- 5.26 tzcnt %ecx,%edx
+ 5.26 tzcnt %ecx,%edx
- 18.40 movzbl (%rdi,%rdx,1),%eax
+ 18.40 movzbl (%rdi,%rdx,1),%eax
- 7.09 movzbl (%rsi,%rdx,1),%edx
+ 7.09 movzbl (%rsi,%rdx,1),%edx
- 3.34 sub %edx,%eax
+ 3.34 sub %edx,%eax
2.37 vzeroupper
← retq
nop
- 50: tzcnt %ecx,%edx
+ 50: tzcnt %ecx,%edx
- movzbl 0x20(%rdi,%rdx,1),%eax
+ movzbl 0x20(%rdi,%rdx,1),%eax
- movzbl 0x20(%rsi,%rdx,1),%edx
+ movzbl 0x20(%rsi,%rdx,1),%edx
- sub %edx,%eax
+ sub %edx,%eax
vzeroupper
← retq
- data16 nopw %cs:0x0(%rax,%rax,1)
+ data16 nopw %cs:0x0(%rax,%rax,1)
Reported-by: Travis Downs <travis.downs@gmail.com>
LPU-Reference: CAOBGo4z1KfmWeOm6Et0cnX5Z6DWsG2PQbAvRn1MhVPJmXHrc5g@mail.gmail.com
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-89wsdd9h9g6bvq52sgp6d0u4@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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|---|---|---|
| .. | ||
| alpha | ||
| arc/annotate | ||
| arm | ||
| arm64 | ||
| mips | ||
| nds32 | ||
| parisc | ||
| powerpc | ||
| s390 | ||
| sh | ||
| sparc | ||
| x86 | ||
| xtensa | ||
| Build | ||
| common.c | ||
| common.h | ||