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Really remove unnecessary power9 group terminating nop

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Oops, not tested well enough.  -mpower9 sets all the PPC_OPCODE_POWERn
for n <= 9.

	* config/tc-ppc.c (ppc_handle_align): Correct last patch.  Really
	don't emit a group terminating nop for power9.  Simplify cpu
	tests.
This commit is contained in:
Alan Modra
2018-03-08 14:34:09 +10:30
parent 3fea0c3b3f
commit 6a7524c6aa
2 changed files with 8 additions and 4 deletions
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6
gas/ChangeLog
View File

@ -1,3 +1,9 @@
2018-03-08 Alan Modra <amodra@gmail.com>
* config/tc-ppc.c (ppc_handle_align): Correct last patch. Really
don't emit a group terminating nop for power9. Simplify cpu
tests.
2018-03-08 Alan Modra <amodra@gmail.com> 2018-03-08 Alan Modra <amodra@gmail.com>
* config/tc-ppc.c (ppc_handle_align): Don't emit a group * config/tc-ppc.c (ppc_handle_align): Don't emit a group

6
gas/config/tc-ppc.c
View File

@ -6549,8 +6549,7 @@ ppc_handle_align (struct frag *fragP)
md_number_to_chars (dest, 0x60000000, 4); md_number_to_chars (dest, 0x60000000, 4);
if ((ppc_cpu & PPC_OPCODE_POWER6) != 0 if ((ppc_cpu & PPC_OPCODE_POWER6) != 0
|| (ppc_cpu & PPC_OPCODE_POWER7) != 0 && (ppc_cpu & PPC_OPCODE_POWER9) == 0)
|| (ppc_cpu & PPC_OPCODE_POWER8) != 0)
{ {
/* For power6, power7, and power8, we want the last nop to /* For power6, power7, and power8, we want the last nop to
be a group terminating one. Do this by inserting an be a group terminating one. Do this by inserting an
@ -6570,8 +6569,7 @@ ppc_handle_align (struct frag *fragP)
dest = group_nop->fr_literal; dest = group_nop->fr_literal;
} }
if ((ppc_cpu & PPC_OPCODE_POWER7) != 0 if ((ppc_cpu & PPC_OPCODE_POWER7) != 0)
|| (ppc_cpu & PPC_OPCODE_POWER8) != 0)
{ {
if (ppc_cpu & PPC_OPCODE_E500MC) if (ppc_cpu & PPC_OPCODE_E500MC)
/* e500mc group terminating nop: "ori 0,0,0". */ /* e500mc group terminating nop: "ori 0,0,0". */