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334 lines
9.3 KiB
Diff
334 lines
9.3 KiB
Diff
Index: gcc/config/avr/libgcc.S
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===================================================================
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--- gcc/config/avr/libgcc.S (revision 132252)
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+++ gcc/config/avr/libgcc.S (working copy)
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@@ -594,7 +594,12 @@
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out __SP_H__,r29
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out __SREG__,__tmp_reg__
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out __SP_L__,r28
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+#if defined (__AVR_HAVE_EIJMP_EICALL__)
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+ eijmp
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+#else
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ijmp
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+#endif
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+
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.endfunc
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#endif /* defined (L_prologue) */
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@@ -674,13 +679,22 @@
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lpm __tmp_reg__, Z+
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lpm r31, Z
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mov r30, __tmp_reg__
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+
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+#if defined (__AVR_HAVE_EIJMP_EICALL__)
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+ eijmp
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+#else
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ijmp
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+#endif
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+
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#else
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lpm
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adiw r30, 1
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push r0
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lpm
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push r0
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+#if defined (__AVR_HAVE_EIJMP_EICALL__)
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+ push __zero_reg__
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+#endif
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ret
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#endif
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.endfunc
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Index: gcc/config/avr/avr.md
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===================================================================
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--- gcc/config/avr/avr.md (revision 132252)
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+++ gcc/config/avr/avr.md (working copy)
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@@ -32,6 +32,7 @@
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;; p POST_INC or PRE_DEC address as a pointer (X, Y, Z)
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;; r POST_INC or PRE_DEC address as a register (r26, r28, r30)
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;; ~ Output 'r' if not AVR_MEGA.
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+;; ! Output 'e' if AVR_HAVE_EIJMP_EICALL.
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;; UNSPEC usage:
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;; 0 Length of a string, see "strlenhi".
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@@ -2301,22 +2302,22 @@
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"(register_operand (operands[0], HImode) || CONSTANT_P (operands[0]))"
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"*{
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if (which_alternative==0)
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- return \"icall\";
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+ return \"%!icall\";
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else if (which_alternative==1)
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{
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if (AVR_HAVE_MOVW)
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return (AS2 (movw, r30, %0) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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else
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return (AS2 (mov, r30, %A0) CR_TAB
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AS2 (mov, r31, %B0) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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}
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else if (which_alternative==2)
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return AS1(%~call,%c0);
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return (AS2 (ldi,r30,lo8(%0)) CR_TAB
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AS2 (ldi,r31,hi8(%0)) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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}"
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[(set_attr "cc" "clobber,clobber,clobber,clobber")
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(set_attr_alternative "length"
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@@ -2338,22 +2339,22 @@
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"(register_operand (operands[0], VOIDmode) || CONSTANT_P (operands[0]))"
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"*{
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if (which_alternative==0)
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- return \"icall\";
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+ return \"%!icall\";
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else if (which_alternative==1)
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{
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if (AVR_HAVE_MOVW)
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return (AS2 (movw, r30, %1) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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else
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return (AS2 (mov, r30, %A1) CR_TAB
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AS2 (mov, r31, %B1) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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}
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else if (which_alternative==2)
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return AS1(%~call,%c1);
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return (AS2 (ldi, r30, lo8(%1)) CR_TAB
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AS2 (ldi, r31, hi8(%1)) CR_TAB
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- \"icall\");
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+ \"%!icall\");
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}"
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[(set_attr "cc" "clobber,clobber,clobber,clobber")
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(set_attr_alternative "length"
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@@ -2376,13 +2377,20 @@
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; indirect jump
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(define_insn "indirect_jump"
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[(set (pc) (match_operand:HI 0 "register_operand" "!z,*r"))]
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- ""
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+ "!AVR_HAVE_EIJMP_EICALL"
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"@
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ijmp
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push %A0\;push %B0\;ret"
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[(set_attr "length" "1,3")
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(set_attr "cc" "none,none")])
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+(define_insn "*indirect_jump_avr6"
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+ [(set (pc) (match_operand:HI 0 "register_operand" "z"))]
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+ "AVR_HAVE_EIJMP_EICALL"
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+ "eijmp"
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+ [(set_attr "length" "1")
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+ (set_attr "cc" "none")])
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+
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;; table jump
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;; Table made from "rjmp" instructions for <=8K devices.
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@@ -2391,7 +2399,7 @@
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UNSPEC_INDEX_JMP))
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(use (label_ref (match_operand 1 "" "")))
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(clobber (match_dup 0))]
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- "!AVR_MEGA"
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+ "(!AVR_MEGA) && (!AVR_HAVE_EIJMP_EICALL)"
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"@
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ijmp
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push %A0\;push %B0\;ret"
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@@ -2420,7 +2428,7 @@
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lpm __tmp_reg__,Z+
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lpm r31,Z
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mov r30,__tmp_reg__
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- ijmp"
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+ %!ijmp"
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[(set_attr "length" "6")
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(set_attr "cc" "clobber")])
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@@ -2429,7 +2437,7 @@
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UNSPEC_INDEX_JMP))
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(use (label_ref (match_operand 1 "" "")))
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(clobber (match_dup 0))]
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- "AVR_MEGA"
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+ "AVR_MEGA && !AVR_HAVE_EIJMP_EICALL"
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"lsl r30
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rol r31
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lpm
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Index: gcc/config/avr/avr.c
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===================================================================
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--- gcc/config/avr/avr.c (revision 132252)
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+++ gcc/config/avr/avr.c (working copy)
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@@ -127,7 +127,8 @@
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{ 0, 0, 1, 1, 0, 0, 0, 0, "__AVR_ARCH__=35" },
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{ 0, 1, 0, 1, 0, 0, 0, 0, "__AVR_ARCH__=4" },
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{ 0, 1, 1, 1, 0, 0, 0, 0, "__AVR_ARCH__=5" },
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- { 0, 1, 1, 1, 1, 1, 0, 0, "__AVR_ARCH__=51" }
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+ { 0, 1, 1, 1, 1, 1, 0, 0, "__AVR_ARCH__=51" },
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+ { 0, 1, 1, 1, 1, 1, 1, 0, "__AVR_ARCH__=6" }
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};
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/* These names are used as the index into the avr_arch_types[] table
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@@ -144,7 +145,8 @@
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ARCH_AVR35,
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ARCH_AVR4,
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ARCH_AVR5,
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- ARCH_AVR51
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+ ARCH_AVR51,
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+ ARCH_AVR6
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};
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struct mcu_type_s {
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@@ -273,6 +275,10 @@
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{ "at90can128", ARCH_AVR51, "__AVR_AT90CAN128__" },
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{ "at90usb1286", ARCH_AVR51, "__AVR_AT90USB1286__" },
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{ "at90usb1287", ARCH_AVR51, "__AVR_AT90USB1287__" },
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+ /* 3-Byte PC. */
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+ { "avr6", ARCH_AVR6, NULL },
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+ { "atmega2560", ARCH_AVR6, "__AVR_ATmega2560__" },
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+ { "atmega2561", ARCH_AVR6, "__AVR_ATmega2561__" },
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/* Assembler only. */
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{ "avr1", ARCH_AVR1, NULL },
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{ "at90s1200", ARCH_AVR1, "__AVR_AT90S1200__" },
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@@ -511,9 +517,10 @@
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else
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{
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int offset = frame_pointer_needed ? 2 : 0;
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+ int avr_pc_size = AVR_HAVE_EIJMP_EICALL ? 3 : 2;
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offset += avr_regs_to_save (NULL);
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- return get_frame_size () + 2 + 1 + offset;
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+ return get_frame_size () + (avr_pc_size) + 1 + offset;
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}
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}
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@@ -1119,7 +1126,7 @@
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&& ((GET_CODE (addr) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (addr))
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|| GET_CODE (addr) == LABEL_REF))
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{
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- fprintf (file, "pm(");
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+ fprintf (file, "gs(");
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output_addr_const (file,addr);
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fprintf (file ,")");
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}
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@@ -1144,6 +1151,11 @@
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if (!AVR_MEGA)
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fputc ('r', file);
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}
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+ else if (code == '!')
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+ {
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+ if (AVR_HAVE_EIJMP_EICALL)
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+ fputc ('e', file);
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+ }
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else if (REG_P (x))
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{
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if (x == zero_reg_rtx)
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@@ -4468,7 +4480,7 @@
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&& ((GET_CODE (x) == SYMBOL_REF && SYMBOL_REF_FUNCTION_P (x))
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|| GET_CODE (x) == LABEL_REF))
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{
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- fputs ("\t.word\tpm(", asm_out_file);
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+ fputs ("\t.word\tgs(", asm_out_file);
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output_addr_const (asm_out_file, x);
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fputs (")\n", asm_out_file);
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return true;
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@@ -5815,7 +5827,7 @@
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{
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switch_to_section (progmem_section);
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if (AVR_MEGA)
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- fprintf (stream, "\t.word pm(.L%d)\n", value);
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+ fprintf (stream, "\t.word gs(.L%d)\n", value);
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else
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fprintf (stream, "\trjmp .L%d\n", value);
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}
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Index: gcc/config/avr/t-avr
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===================================================================
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--- gcc/config/avr/t-avr (revision 132252)
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+++ gcc/config/avr/t-avr (working copy)
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@@ -37,8 +37,8 @@
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FPBIT = fp-bit.c
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-MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr25/mmcu=avr3/mmcu=avr31/mmcu=avr35/mmcu=avr4/mmcu=avr5/mmcu=avr51
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-MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51
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+MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr25/mmcu=avr3/mmcu=avr31/mmcu=avr35/mmcu=avr4/mmcu=avr5/mmcu=avr51/mmcu=avr6
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+MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6
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# The many avr2 matches are not listed here - this is the default.
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MULTILIB_MATCHES = \
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@@ -123,7 +123,9 @@
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mmcu?avr51=mmcu?atmega1284p \
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mmcu?avr51=mmcu?at90can128 \
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mmcu?avr51=mmcu?at90usb1286 \
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- mmcu?avr51=mmcu?at90usb1287
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+ mmcu?avr51=mmcu?at90usb1287 \
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+ mmcu?avr6=mmcu?atmega2560 \
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+ mmcu?avr6=mmcu?atmega2561
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MULTILIB_EXCEPTIONS =
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Index: gcc/config/avr/avr.h
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===================================================================
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--- gcc/config/avr/avr.h (revision 132252)
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+++ gcc/config/avr/avr.h (working copy)
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@@ -80,6 +80,12 @@
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builtin_define ("__AVR_MEGA__"); \
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if (avr_current_arch->have_jmp_call) \
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builtin_define ("__AVR_HAVE_JMP_CALL__"); \
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+ if (!avr_current_arch->have_eijmp_eicall) \
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+ builtin_define ("__AVR_2_BYTE_PC__"); \
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+ if (avr_current_arch->have_eijmp_eicall) \
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+ builtin_define ("__AVR_3_BYTE_PC__"); \
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+ if (avr_current_arch->have_eijmp_eicall) \
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+ builtin_define ("__AVR_HAVE_EIJMP_EICALL__"); \
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if (TARGET_NO_INTERRUPTS) \
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builtin_define ("__NO_INTERRUPTS__"); \
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} \
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@@ -100,9 +106,10 @@
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#define AVR_HAVE_MOVW (avr_have_movw_lpmx_p)
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#define AVR_HAVE_LPMX (avr_have_movw_lpmx_p)
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#define AVR_HAVE_RAMPZ (avr_current_arch->have_elpm)
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+#define AVR_HAVE_EIJMP_EICALL (avr_current_arch->have_eijmp_eicall)
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-#define AVR_2_BYTE_PC 1
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-#define AVR_3_BYTE_PC 0
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+#define AVR_2_BYTE_PC (!AVR_HAVE_EIJMP_EICALL)
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+#define AVR_3_BYTE_PC (AVR_HAVE_EIJMP_EICALL)
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#define TARGET_VERSION fprintf (stderr, " (GNU assembler syntax)");
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@@ -671,7 +678,7 @@
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#define PRINT_OPERAND(STREAM, X, CODE) print_operand (STREAM, X, CODE)
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-#define PRINT_OPERAND_PUNCT_VALID_P(CODE) ((CODE) == '~')
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+#define PRINT_OPERAND_PUNCT_VALID_P(CODE) ((CODE) == '~' || (CODE) == '!')
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#define PRINT_OPERAND_ADDRESS(STREAM, X) print_operand_address(STREAM, X)
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@@ -828,6 +835,7 @@
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mmcu=at90usb64*|\
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mmcu=at90usb128*|\
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mmcu=at94k: -m avr5}\
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+%{mmcu=atmega256*:-m avr6}\
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%{mmcu=atmega324*|\
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mmcu=atmega325*|\
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mmcu=atmega328p|\
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@@ -856,7 +864,8 @@
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mmcu=at90usb*: -Tdata 0x800100}\
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%{mmcu=atmega640|\
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mmcu=atmega1280|\
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- mmcu=atmega1281: -Tdata 0x800200} "
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+ mmcu=atmega1281|\
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+ mmcu=atmega256*: -Tdata 0x800200} "
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#define LIB_SPEC \
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"%{!mmcu=at90s1*:%{!mmcu=attiny11:%{!mmcu=attiny12:%{!mmcu=attiny15:%{!mmcu=attiny28: -lc }}}}}"
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@@ -968,6 +977,8 @@
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%{mmcu=atmega1280:crtm1280.o%s} \
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%{mmcu=atmega1281:crtm1281.o%s} \
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%{mmcu=atmega1284p:crtm1284p.o%s} \
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+%{mmcu=atmega2560:crtm2560.o%s} \
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+%{mmcu=atmega2561:crtm2561.o%s} \
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%{mmcu=at90can128:crtcan128.o%s} \
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%{mmcu=at90usb1286:crtusb1286.o%s} \
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%{mmcu=at90usb1287:crtusb1287.o%s}"
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