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authorSverker Eriksson <[email protected]>2017-02-24 14:59:10 +0100
committerGitHub <[email protected]>2017-02-24 14:59:10 +0100
commit3d0531bcc56810ed8e651dc401bae75a1b227682 (patch)
treed78ad9b93e05d5da07abaf1fa16dfa9053e425d7 /erts
parent39b43dd10605f60d580ba9a73136713a776c635d (diff)
parent1aa3038dba459a61ac0dfcda016b323b6c74cf84 (diff)
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Merge pull request PR-1348 OTP-14238 from margnus1/drop-old-llvm
ErLLVM: Drop support for LLVM<3.9 in R20
Diffstat (limited to 'erts')
-rw-r--r--erts/emulator/beam/erl_process.h13
-rw-r--r--erts/emulator/hipe/hipe_mode_switch.c27
2 files changed, 2 insertions, 38 deletions
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index ce0989883c..8bf372dad5 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -958,9 +958,11 @@ struct process {
Eterm* stop; /* Stack top */
Eterm* heap; /* Heap start */
Eterm* hend; /* Heap end */
+ Eterm* abandoned_heap;
Uint heap_sz; /* Size of heap in words */
Uint min_heap_size; /* Minimum size of heap (in words). */
Uint min_vheap_size; /* Minimum size of virtual heap (in words). */
+ Uint max_heap_size; /* Maximum size of heap (in words). */
#if !defined(NO_FPE_SIGNALS) || defined(HIPE)
volatile unsigned long fp_exception;
@@ -973,16 +975,6 @@ struct process {
#endif
/*
- * Moved to after "struct hipe_process_state hipe", as a temporary fix for
- * LLVM hard-coding offsetof(struct process, hipe.nstack) (sic!)
- * (see void X86FrameLowering::adjustForHiPEPrologue(...) in
- * lib/Target/X86/X86FrameLowering.cpp).
- *
- * Used to be below "Eterm* hend".
- */
- Eterm* abandoned_heap;
-
- /*
* Saved x registers.
*/
Uint arity; /* Number of live argument registers (only valid
@@ -1061,7 +1053,6 @@ struct process {
Eterm *old_hend; /* Heap pointers for generational GC. */
Eterm *old_htop;
Eterm *old_heap;
- Uint max_heap_size; /* Maximum size of heap (in words). */
Uint16 gen_gcs; /* Number of (minor) generational GCs. */
Uint16 max_gen_gcs; /* Max minor gen GCs before fullsweep. */
ErlOffHeap off_heap; /* Off-heap data updated by copy_struct(). */
diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c
index 0706f8d2c9..f11223d8b0 100644
--- a/erts/emulator/hipe/hipe_mode_switch.c
+++ b/erts/emulator/hipe/hipe_mode_switch.c
@@ -174,33 +174,6 @@ void hipe_mode_switch_init(void)
make_catch(beam_catches_cons(hipe_beam_pc_throw, BEAM_CATCHES_NIL));
hipe_mfa_info_table_init();
-
-#if (defined(__i386__) || defined(__x86_64__)) && defined(__linux__)
- /* Verify that the offset of c-p->hipe does not change.
- The ErLLVM hipe backend depends on it being in a specific
- position. Kostis et al has promised to fix this in upstream
- llvm by OTP 20, so it should be possible to remove these asserts
- after that. */
- ERTS_CT_ASSERT(sizeof(ErtsPTabElementCommon) ==
- (sizeof(Eterm) + /* id */
- sizeof(((ErtsPTabElementCommon*)0)->refc) +
- sizeof(ErtsTracer) + /* tracer */
- sizeof(Uint) + /* trace_flags */
- sizeof(erts_smp_atomic_t) + /* timer */
- sizeof(((ErtsPTabElementCommon*)0)->u)));
-
- ERTS_CT_ASSERT(offsetof(Process, hipe) ==
- (sizeof(ErtsPTabElementCommon) + /* common */
- sizeof(Eterm*) + /* htop */
- sizeof(Eterm*) + /* stop */
- sizeof(Eterm*) + /* heap */
- sizeof(Eterm*) + /* hend */
- sizeof(Uint) + /* heap_sz */
- sizeof(Uint) + /* min_heap_size */
- sizeof(Uint) + /* min_vheap_size */
- sizeof(volatile unsigned long))); /* fp_exception */
-#endif
-
}
void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure)