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| author | Michael Meissner <meissner@linux.vnet.ibm.com> | 2017-03-27 19:19:00 +0000 |
|---|---|---|
| committer | Michael Meissner <meissner@gcc.gnu.org> | 2017-03-27 19:19:00 +0000 |
| commit | d89f355e2df9b99f2d37c0c2820414d9da848661 (patch) | |
| tree | be558930e8119fcb8d4cd77c87409ffe198eaa01 /gcc/testsuite | |
| parent | b6749273120e7354f33d60f6974c55c7e1328387 (diff) | |
| download | gcc-d89f355e2df9b99f2d37c0c2820414d9da848661.zip gcc-d89f355e2df9b99f2d37c0c2820414d9da848661.tar.gz gcc-d89f355e2df9b99f2d37c0c2820414d9da848661.tar.bz2 | |
re PR target/78543 (ICE in push_reload, at reload.c:1349 on powerpc64le-linux-gnu)
[gcc]
2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78543
* config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
HImode and SImode with zero extend to DImode to one insn.
(bswap<mode>2_extenddi): Likewise.
(bswapsi2_extenddi): Likewise.
(bswaphi2_extendsi): Likewise.
(bswaphi2): Combine bswap HImode and SImode into one insn.
Separate memory insns from swapping register.
(bswapsi2): Likewise.
(bswap<mode>2): Likewise.
(bswaphi2_internal): Delete, no longer used.
(bswapsi2_internal): Likewise.
(bswap<mode>2_load): Split bswap HImode/SImode into separate load,
store, and gpr<-gpr swap insns.
(bswap<mode>2_store): Likewise.
(bswaphi2_reg): Register only splitter, combine with the splitter.
(bswaphi2 splitter): Likewise.
(bswapsi2_reg): Likewise.
(bswapsi2 splitter): Likewise.
(bswapdi2): If we have the LDBRX and STDBRX instructions, split
the insns into load, store, and register/register insns.
(bswapdi2_ldbrx): Likewise.
(bswapdi2_load): Likewise.
(bswapdi2_store): Likewise.
(bswapdi2_reg): Likewise.
[gcc/testsuite]
2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
PR target/78543
* gcc.target/powerpc/pr78543.c: New test.
From-SVN: r246508
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/powerpc/pr78543.c | 60 |
2 files changed, 65 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a6b7a7d..8cac7ec 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com> + + PR target/78543 + * gcc.target/powerpc/pr78543.c: New test. + 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org> PR target/80103 diff --git a/gcc/testsuite/gcc.target/powerpc/pr78543.c b/gcc/testsuite/gcc.target/powerpc/pr78543.c new file mode 100644 index 0000000..0421344 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr78543.c @@ -0,0 +1,60 @@ +/* { dg-do compile { target { powerpc64*-*-* && lp64 } } } */ +/* { dg-require-effective-target powerpc_p8vector_ok } */ +/* { dg-skip-if "do not override -mcpu" { powerpc*-*-* } { "-mcpu=*" } { "-mcpu=power8" } } */ +/* { dg-options "-mcpu=power8 -O1 -mno-lra" } */ + +typedef long a; +enum c { e, f, g, h, i, ab } j(); +int l, n, o, p; +a q, r; +void *memcpy(); +void b(); +static int k(int *s) { + int m; + if (j(&m)) + *s = m; + return !0; +} +void d(char s) { + int af[4]; + int ag; + enum c ah; + char ai[24 << 11]; + unsigned aj; + if (!k(&aj)) + goto ak; + for (;;) { + if (!k(&ag)) + goto ak; + switch (ah) { + case e: + b(""); + b("bad length %d for GUID in fileinfo v%u for \"%s\""); + case i: + b("bad length %d for TTH in fileinfo v%u for \"%s\"", aj); + case ab: + if (ag % 24) + b("for \"%s\"", s); + case f: + if (20 == ag) + case h: + if (20 == ag) + o = 0; + break; + case g: + memcpy(af, ai, sizeof af); + b(); + if (p) { + a al, am; + r = al << 2 | am; + n = af[2]; + al = n; + l = __builtin_bswap32(af[3]); + am = q = n | l; + } + default: + b("%s0 unhandled field ID %u 0", __func__); + } + } +ak:; +} |