* config/mips/tm-mips.h (EXTRACT_STRUCT_VALUE_ADDRESS):
Get struct return address from v0, not a0.
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@ -115,6 +115,7 @@ extern CORE_ADDR mips_skip_prologue PARAMS ((CORE_ADDR addr, int lenient));
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but do serve to get the desired values when passed to read_register. */
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#define ZERO_REGNUM 0 /* read-only register, always 0 */
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#define V0_REGNUM 2 /* Function integer return value */
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#define A0_REGNUM 4 /* Loc of first arg during a subr call */
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#define SP_REGNUM 29 /* Contains address of top of stack */
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#define RA_REGNUM 31 /* Contains return address value */
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@ -232,8 +233,13 @@ extern CORE_ADDR mips_skip_prologue PARAMS ((CORE_ADDR addr, int lenient));
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/* Extract from an array REGBUF containing the (raw) register state
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the address in which a function should return its structure value,
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as a CORE_ADDR (or an expression that can be used as one). */
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/* The address is passed in a0 upon entry to the function, but when
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the function exits, the compiler has copied the value to v0. This
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seems to be a convention followed by both cc and gcc. */
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#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) (*(int *)(REGBUF+16))
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#define EXTRACT_STRUCT_VALUE_ADDRESS(REGBUF) \
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(extract_address (REGBUF + REGISTER_BYTE (V0_REGNUM), \
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REGISTER_RAW_SIZE (V0_REGNUM)))
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/* Structures are returned by ref in extra arg0 */
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#define USE_STRUCT_CONVENTION(gcc_p, type) 1
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