Changeset 8761006c for src/libcfa

Timestamp:

Feb 1, 2017, 2:53:47 PM (8 years ago)

Author:

Thierry Delisle <tdelisle@…>

Branches:

ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc

Children:

77e6fcb

Parents:

ffc3b26

Message:

Now properly initialize FPU and SSE control words

File:

• src/libcfa/concurrency/invoke.c (modified) (1 diff)

src/libcfa/concurrency/invoke.c

@@ -122 +122 @@
       ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->fixedRegisters[0] = this;
       ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->fixedRegisters[1] = invoke;
-      ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->mxcr = 0; //SSE control word must be zeroed out to be valid
-      // ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->fcw = 0x34;
-      // ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->padding = 0x56;
+      ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->mxcr = 0x1F80; //Vol. 2A 3-520
+      ((struct FakeStack *)(((struct machine_context_t *)stack->context)->SP))->fcw = 0x037F;  //Vol. 1 8-7 
 #else
       #error Only __i386__ and __x86_64__ is supported for threads in cfa