Browse Source

x86: KeyLocker insn interaction with -msse-check / .sse_check

Some of these have no explicit %xmm operand(s), yet they still act SSE-
like (in leaveing bits 128 and up untouched). Hence they want similarly
diagnosing, if that was asked for.
master
Jan Beulich 2 years ago
parent
commit
06360a5cbd
  1. 3
      gas/config/tc-i386.c
  2. 18
      gas/testsuite/gas/i386/sse-check-error.l
  3. 3
      gas/testsuite/gas/i386/sse-check-warn.e
  4. 3
      gas/testsuite/gas/i386/sse-check.d
  5. 7
      gas/testsuite/gas/i386/sse-check.s
  6. 18
      gas/testsuite/gas/i386/x86-64-sse-check-error.l

3
gas/config/tc-i386.c

@ -6761,7 +6761,8 @@ md_assemble (char *line)
&& !is_cpu (&i.tm, CpuSSE4a)
&& !is_any_vex_encoding (t))
{
bool simd = false;
/* Some KL and all WideKL insns have only implicit %xmm operands. */
bool simd = is_cpu (t, CpuKL) || is_cpu (t, CpuWideKL);
for (j = 0; j < t->operands; ++j)
{

18
gas/testsuite/gas/i386/sse-check-error.l

@ -10,6 +10,9 @@
.*:33: Error: .*
.*:36: Error: .*
.*:39: Error: .*
.*:44: Error: .*
.*:45: Error: .*
.*:48: Error: .*
GAS LISTING .*
@ -78,4 +81,17 @@ GAS LISTING .*
[ ]*[0-9]+[ ]+CFC0
[ ]*[0-9]+[ ]+\?\?\?\? 62F27D48 vgf2p8mulb %zmm0, %zmm0, %zmm0
[ ]*[0-9]+[ ]+CFC0
[ ]*[0-9]+[ ]+
[ ]*[0-9]+[ ]+\# KeyLocker instructions
[ ]*[0-9]+[ ]+\?\?\?\? F30F38DD aesdec128kl \(%eax\), %xmm0
.* Error: SSE instruction `aesdec128kl' is used
[ ]*[0-9]+[ ]+00
[ ]*[0-9]+[ ]+\?\?\?\? F30F38FA encodekey128 %eax, %edi
.* Error: SSE instruction `encodekey128' is used
[ ]*[0-9]+[ ]+F8
[ ]*[0-9]+[ ]+
[ ]*[0-9]+[ ]+\# WideKL instructions
[ ]*[0-9]+[ ]+\?\?\?\? F30F38D8 aesencwide256kl \(%eax\)
.* Error: SSE instruction `aesencwide256kl' is used
[ ]*[0-9]+[ ]+10
#pass

3
gas/testsuite/gas/i386/sse-check-warn.e

@ -10,3 +10,6 @@
.*:33: Warning: SSE instruction `aesdec' is used
.*:36: Warning: SSE instruction `sha1nexte' is used
.*:39: Warning: SSE instruction `gf2p8mulb' is used
.*:44: Warning: SSE instruction `aesdec128kl' is used
.*:45: Warning: SSE instruction `encodekey128' is used
.*:48: Warning: SSE instruction `aesencwide256kl' is used

3
gas/testsuite/gas/i386/sse-check.d

@ -22,4 +22,7 @@ Disassembly of section .text:
[ ]*[a-f0-9]+: 66 0f 38 cf d1 gf2p8mulb %xmm1,%xmm2
[ ]*[a-f0-9]+: 62 f2 7d 09 cf c0 vgf2p8mulb %xmm0,%xmm0,%xmm0\{%k1\}
[ ]*[a-f0-9]+: 62 f2 7d 48 cf c0 vgf2p8mulb %zmm0,%zmm0,%zmm0
[ ]*[a-f0-9]+: (67 )?f3 0f 38 dd 00 + aesdec128kl \(%eax\),%xmm0
[ ]*[a-f0-9]+: f3 0f 38 fa f8 encodekey128 %eax,%edi
[ ]*[a-f0-9]+: (67 )?f3 0f 38 d8 10 + aesencwide256kl \(%eax\)
#pass

7
gas/testsuite/gas/i386/sse-check.s

@ -39,3 +39,10 @@ _start:
gf2p8mulb %xmm1,%xmm2
vgf2p8mulb %xmm0, %xmm0, %xmm0{%k1}
vgf2p8mulb %zmm0, %zmm0, %zmm0
# KeyLocker instructions
aesdec128kl (%eax), %xmm0
encodekey128 %eax, %edi
# WideKL instructions
aesencwide256kl (%eax)

18
gas/testsuite/gas/i386/x86-64-sse-check-error.l

@ -10,6 +10,9 @@
.*:33: Error: .*
.*:36: Error: .*
.*:39: Error: .*
.*:44: Error: .*
.*:45: Error: .*
.*:48: Error: .*
GAS LISTING .*
@ -79,4 +82,17 @@ GAS LISTING .*
[ ]*[0-9]+[ ]+CFC0
[ ]*[0-9]+[ ]+\?\?\?\? 62F27D48 vgf2p8mulb %zmm0, %zmm0, %zmm0
[ ]*[0-9]+[ ]+CFC0
[ ]*[0-9]+[ ]+
[ ]*[0-9]+[ ]+\# KeyLocker instructions
[ ]*[0-9]+[ ]+\?\?\?\? 67F30F38 aesdec128kl \(%eax\), %xmm0
.* Error: SSE instruction `aesdec128kl' is used
[ ]*[0-9]+[ ]+DD00
[ ]*[0-9]+[ ]+\?\?\?\? F30F38FA encodekey128 %eax, %edi
.* Error: SSE instruction `encodekey128' is used
[ ]*[0-9]+[ ]+F8
[ ]*[0-9]+[ ]+
[ ]*[0-9]+[ ]+\# WideKL instructions
[ ]*[0-9]+[ ]+\?\?\?\? 67F30F38 aesencwide256kl \(%eax\)
.* Error: SSE instruction `aesencwide256kl' is used
[ ]*[0-9]+[ ]+D810
#pass

Loading…
Cancel
Save