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7077312: Provide a CALL effect for instruct declaration in the ad file

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Abstracted way to declare that the MachNode has the effect of a call (kills caller save registers, preserves callee save registers)

Reviewed-by: twisti, never
This commit is contained in:
Roland Westrelin 2011-09-14 09:22:51 +02:00
parent 89d4179a4b
commit 9d8e44db59
11 changed files with 93 additions and 36 deletions
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5
hotspot/src/share/vm/adlc/formssel.hpp
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@ -111,6 +111,8 @@ public:
ComponentList _components; // List of Components matches MachNode's
// operand structure
bool _has_call; // contain a call and caller save registers should be saved?
// Public Methods
InstructForm(const char *id, bool ideal_only = false);
InstructForm(const char *id, InstructForm *instr, MatchRule *rule);
@ -895,7 +897,8 @@ public:
DEF = 0x2, USE_DEF = 0x3,
KILL = 0x4, USE_KILL = 0x5,
SYNTHETIC = 0x8,
TEMP = USE | SYNTHETIC
TEMP = USE | SYNTHETIC,
CALL = 0x10
};
};