https://bugs.kde.org/show_bug.cgi?id=426330
Bug ID: 426330
Summary: vex amd64->IR: unhandled instruction bytes: 0x62 0xF1
0x7F 0x18 0x78 0xC0 0x89 0x45 0xEC 0x8B
Product: valgrind
Version: 3.15 SVN
Platform: RedHat RPMs
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: vex
Assignee: jsew...@acm.org
Reporter: mingfei....@ucloud.cn
Target Milestone: ---
vex amd64->IR: unhandled instruction bytes: 0x62 0xF1 0x7F 0x18 0x78 0xC0 0x89
0x45 0xEC 0x8B
vex amd64->IR: REX=0 REX.W=0 REX.R=0 REX.X=0 REX.B=0
vex amd64->IR: VEX=0 VEX.L=0 VEX.nVVVV=0x0 ESC=NONE
vex amd64->IR: PFX.66=0 PFX.F2=0 PFX.F3=0
This instruction is vcvttsd2usi in AVX-512F.
Test program main.cc:
int main() {
__m128d a = {234.235, 324.4365};
auto b = _mm_cvtt_roundsd_u32(a, _MM_FROUND_NO_EXC);
cout << b << endl;
return 0;
}
Compile command:
g++ --std=c++11 -g -mavx512f -o out main.cc
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