[PATCH 1/4] x86/insn: perf tools: Fix vcvtph2ps instruction decoding
Tim Gardner
tim.gardner at canonical.com
Wed Aug 24 16:35:33 UTC 2016
From: Adrian Hunter <adrian.hunter at intel.com>
BugLink: http://bugs.launchpad.net/bugs/1591655
vcvtph2ps does not have an immediate operand, so remove the erroneous
'Ib' from its opcode map entry. Add vcvtph2ps to the perf tools new
instructions test to verify it.
Signed-off-by: Adrian Hunter <adrian.hunter at intel.com>
Acked-by: Ingo Molnar <mingo at kernel.org>
Acked-by: Masami Hiramatsu <mhiramat at kernel.org>
Cc: Andy Lutomirski <luto at amacapital.net>
Cc: Dan Williams <dan.j.williams at intel.com>
Cc: H. Peter Anvin <hpa at zytor.com>
Cc: Jiri Olsa <jolsa at redhat.com>
Cc: Thomas Gleixner <tglx at linutronix.de>
Cc: X86 ML <x86 at kernel.org>
Link: http://lkml.kernel.org/r/1469003437-32706-2-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme at redhat.com>
(cherry picked from commit 6f6ef07f412c5bfc37cde57e94b1fec789471907)
Signed-off-by: Tim Gardner <tim.gardner at canonical.com>
---
arch/x86/lib/x86-opcode-map.txt | 2 +-
tools/perf/arch/x86/tests/insn-x86-dat-32.c | 10 ++++++----
tools/perf/arch/x86/tests/insn-x86-dat-64.c | 10 ++++++----
tools/perf/arch/x86/tests/insn-x86-dat-src.c | 4 ++++
tools/perf/util/intel-pt-decoder/x86-opcode-map.txt | 2 +-
5 files changed, 18 insertions(+), 10 deletions(-)
diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt
index d388de7..28082de 100644
--- a/arch/x86/lib/x86-opcode-map.txt
+++ b/arch/x86/lib/x86-opcode-map.txt
@@ -629,7 +629,7 @@ AVXcode: 2
10: pblendvb Vdq,Wdq (66)
11:
12:
-13: vcvtph2ps Vx,Wx,Ib (66),(v)
+13: vcvtph2ps Vx,Wx (66),(v)
14: blendvps Vdq,Wdq (66)
15: blendvpd Vdq,Wdq (66)
16: vpermps Vqq,Hqq,Wqq (66),(v)
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-32.c b/tools/perf/arch/x86/tests/insn-x86-dat-32.c
index 3b491cf..ca08e6e 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-32.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-32.c
@@ -6,6 +6,8 @@
{{0x0f, 0x31, }, 2, 0, "", "",
"0f 31 \trdtsc ",},
+{{0xc4, 0xe2, 0x7d, 0x13, 0xeb, }, 5, 0, "", "",
+"c4 e2 7d 13 eb \tvcvtph2ps %xmm3,%ymm5",},
{{0xf3, 0x0f, 0x1b, 0x00, }, 4, 0, "", "",
"f3 0f 1b 00 \tbndmk (%eax),%bnd0",},
{{0xf3, 0x0f, 0x1b, 0x05, 0x78, 0x56, 0x34, 0x12, }, 8, 0, "", "",
@@ -309,19 +311,19 @@
{{0x0f, 0x1b, 0x84, 0x08, 0x78, 0x56, 0x34, 0x12, }, 8, 0, "", "",
"0f 1b 84 08 78 56 34 12 \tbndstx %bnd0,0x12345678(%eax,%ecx,1)",},
{{0xf2, 0xe8, 0xfc, 0xff, 0xff, 0xff, }, 6, 0xfffffffc, "call", "unconditional",
-"f2 e8 fc ff ff ff \tbnd call 3c3 <main+0x3c3>",},
+"f2 e8 fc ff ff ff \tbnd call 3c8 <main+0x3c8>",},
{{0xf2, 0xff, 0x10, }, 3, 0, "call", "indirect",
"f2 ff 10 \tbnd call *(%eax)",},
{{0xf2, 0xc3, }, 2, 0, "ret", "indirect",
"f2 c3 \tbnd ret ",},
{{0xf2, 0xe9, 0xfc, 0xff, 0xff, 0xff, }, 6, 0xfffffffc, "jmp", "unconditional",
-"f2 e9 fc ff ff ff \tbnd jmp 3ce <main+0x3ce>",},
+"f2 e9 fc ff ff ff \tbnd jmp 3d3 <main+0x3d3>",},
{{0xf2, 0xe9, 0xfc, 0xff, 0xff, 0xff, }, 6, 0xfffffffc, "jmp", "unconditional",
-"f2 e9 fc ff ff ff \tbnd jmp 3d4 <main+0x3d4>",},
+"f2 e9 fc ff ff ff \tbnd jmp 3d9 <main+0x3d9>",},
{{0xf2, 0xff, 0x21, }, 3, 0, "jmp", "indirect",
"f2 ff 21 \tbnd jmp *(%ecx)",},
{{0xf2, 0x0f, 0x85, 0xfc, 0xff, 0xff, 0xff, }, 7, 0xfffffffc, "jcc", "conditional",
-"f2 0f 85 fc ff ff ff \tbnd jne 3de <main+0x3de>",},
+"f2 0f 85 fc ff ff ff \tbnd jne 3e3 <main+0x3e3>",},
{{0x0f, 0x3a, 0xcc, 0xc1, 0x00, }, 5, 0, "", "",
"0f 3a cc c1 00 \tsha1rnds4 $0x0,%xmm1,%xmm0",},
{{0x0f, 0x3a, 0xcc, 0xd7, 0x91, }, 5, 0, "", "",
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-64.c b/tools/perf/arch/x86/tests/insn-x86-dat-64.c
index 4fe7cce..262d9d2 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-64.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-64.c
@@ -6,6 +6,8 @@
{{0x0f, 0x31, }, 2, 0, "", "",
"0f 31 \trdtsc ",},
+{{0xc4, 0xe2, 0x7d, 0x13, 0xeb, }, 5, 0, "", "",
+"c4 e2 7d 13 eb \tvcvtph2ps %xmm3,%ymm5",},
{{0xf3, 0x0f, 0x1b, 0x00, }, 4, 0, "", "",
"f3 0f 1b 00 \tbndmk (%rax),%bnd0",},
{{0xf3, 0x41, 0x0f, 0x1b, 0x00, }, 5, 0, "", "",
@@ -325,19 +327,19 @@
{{0x0f, 0x1b, 0x84, 0x08, 0x78, 0x56, 0x34, 0x12, }, 8, 0, "", "",
"0f 1b 84 08 78 56 34 12 \tbndstx %bnd0,0x12345678(%rax,%rcx,1)",},
{{0xf2, 0xe8, 0x00, 0x00, 0x00, 0x00, }, 6, 0, "call", "unconditional",
-"f2 e8 00 00 00 00 \tbnd callq 3f6 <main+0x3f6>",},
+"f2 e8 00 00 00 00 \tbnd callq 3fb <main+0x3fb>",},
{{0x67, 0xf2, 0xff, 0x10, }, 4, 0, "call", "indirect",
"67 f2 ff 10 \tbnd callq *(%eax)",},
{{0xf2, 0xc3, }, 2, 0, "ret", "indirect",
"f2 c3 \tbnd retq ",},
{{0xf2, 0xe9, 0x00, 0x00, 0x00, 0x00, }, 6, 0, "jmp", "unconditional",
-"f2 e9 00 00 00 00 \tbnd jmpq 402 <main+0x402>",},
+"f2 e9 00 00 00 00 \tbnd jmpq 407 <main+0x407>",},
{{0xf2, 0xe9, 0x00, 0x00, 0x00, 0x00, }, 6, 0, "jmp", "unconditional",
-"f2 e9 00 00 00 00 \tbnd jmpq 408 <main+0x408>",},
+"f2 e9 00 00 00 00 \tbnd jmpq 40d <main+0x40d>",},
{{0x67, 0xf2, 0xff, 0x21, }, 4, 0, "jmp", "indirect",
"67 f2 ff 21 \tbnd jmpq *(%ecx)",},
{{0xf2, 0x0f, 0x85, 0x00, 0x00, 0x00, 0x00, }, 7, 0, "jcc", "conditional",
-"f2 0f 85 00 00 00 00 \tbnd jne 413 <main+0x413>",},
+"f2 0f 85 00 00 00 00 \tbnd jne 418 <main+0x418>",},
{{0x0f, 0x3a, 0xcc, 0xc1, 0x00, }, 5, 0, "", "",
"0f 3a cc c1 00 \tsha1rnds4 $0x0,%xmm1,%xmm0",},
{{0x0f, 0x3a, 0xcc, 0xd7, 0x91, }, 5, 0, "", "",
diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-src.c b/tools/perf/arch/x86/tests/insn-x86-dat-src.c
index 41b1b1c..3cd6775 100644
--- a/tools/perf/arch/x86/tests/insn-x86-dat-src.c
+++ b/tools/perf/arch/x86/tests/insn-x86-dat-src.c
@@ -19,6 +19,10 @@ int main(void)
/* Following line is a marker for the awk script - do not change */
asm volatile("rdtsc"); /* Start here */
+ /* Test fix for vcvtph2ps in x86-opcode-map.txt */
+
+ asm volatile("vcvtph2ps %xmm3,%ymm5");
+
#ifdef __x86_64__
/* bndmk m64, bnd */
diff --git a/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt b/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt
index d388de7..28082de 100644
--- a/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt
+++ b/tools/perf/util/intel-pt-decoder/x86-opcode-map.txt
@@ -629,7 +629,7 @@ AVXcode: 2
10: pblendvb Vdq,Wdq (66)
11:
12:
-13: vcvtph2ps Vx,Wx,Ib (66),(v)
+13: vcvtph2ps Vx,Wx (66),(v)
14: blendvps Vdq,Wdq (66)
15: blendvpd Vdq,Wdq (66)
16: vpermps Vqq,Hqq,Wqq (66),(v)
--
2.7.4
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