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163 lines
6.7 KiB
Diff
163 lines
6.7 KiB
Diff
15 years ago
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--- gcc/config/avr/avr.c.orig 2008-10-29 12:46:40.110056200 -0600
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+++ gcc/config/avr/avr.c 2008-10-29 15:38:35.031795900 -0600
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@@ -299,10 +299,16 @@ static const struct mcu_type_s avr_mcu_t
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/* Xmega, > 8K, <= 64K FLASH, <= 64K RAM. */
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/* Xmega, > 8K, <= 64K FLASH, > 64K RAM. */
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/* Xmega, > 64K, <= 128K FLASH, <= 64K RAM. */
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+ { "avrxmega4", ARCH_AVRXMEGA4, NULL },
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+ { "atxmega64a3", ARCH_AVRXMEGA4, "__AVR_ATxmega64A3__" },
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/* Xmega, > 64K, <= 128K FLASH, > 64K RAM. */
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{ "avrxmega5", ARCH_AVRXMEGA5, NULL },
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{ "atxmega64a1", ARCH_AVRXMEGA5, "__AVR_ATxmega64A1__" },
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/* Xmega, > 128K, <= 256K FLASH, <= 64K RAM. */
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+ { "avrxmega6", ARCH_AVRXMEGA6, NULL },
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+ { "atxmega128a3", ARCH_AVRXMEGA6, "__AVR_ATxmega128A3__" },
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+ { "atxmega256a3", ARCH_AVRXMEGA6, "__AVR_ATxmega256A3__" },
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+ { "atxmega256a3b",ARCH_AVRXMEGA6, "__AVR_ATxmega256A3B__" },
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/* Xmega, > 128K, <= 256K FLASH, > 64K RAM. */
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{ "avrxmega7", ARCH_AVRXMEGA7, NULL },
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{ "atxmega128a1", ARCH_AVRXMEGA7, "__AVR_ATxmega128A1__" },
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@@ -694,6 +700,37 @@ expand_prologue (void)
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insn = emit_move_insn (pushbyte, tmp_reg_rtx);
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RTX_FRAME_RELATED_P (insn) = 1;
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+ /* Push RAMPD, RAMPX, RAMPY. */
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+ if (AVR_HAVE_RAMPX_Y_D)
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+ {
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+ /* Push RAMPD. */
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+ insn = emit_move_insn (tmp_reg_rtx,
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+ gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPD_ADDR)));
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+ insn = emit_move_insn (pushbyte, tmp_reg_rtx);
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+
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+ /* Push RAMPX. */
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+ if (TEST_HARD_REG_BIT (set, REG_X) && TEST_HARD_REG_BIT (set, REG_X + 1))
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+ {
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+ insn = emit_move_insn (tmp_reg_rtx,
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+ gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPX_ADDR)));
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+ insn = emit_move_insn (pushbyte, tmp_reg_rtx);
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+ }
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+
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+ /* Push RAMPY. */
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+ if (TEST_HARD_REG_BIT (set, REG_Y) && TEST_HARD_REG_BIT (set, REG_Y + 1))
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+ {
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+ insn = emit_move_insn (tmp_reg_rtx,
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+ gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPY_ADDR)));
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+ insn = emit_move_insn (pushbyte, tmp_reg_rtx);
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+ RTX_FRAME_RELATED_P (insn) = 1;
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+ }
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+ }
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+
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/* Push RAMPZ. */
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if(AVR_HAVE_RAMPZ
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&& (TEST_HARD_REG_BIT (set, REG_Z) && TEST_HARD_REG_BIT (set, REG_Z + 1)))
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@@ -978,6 +1015,31 @@ expand_epilogue (void)
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tmp_reg_rtx);
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}
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+ /* Restore RAMPY, RAMPX, RAMPD using tmp reg as scratch. */
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+ if (AVR_HAVE_RAMPX_Y_D)
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+ {
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+ /* Pop RAMPY. */
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+ if (TEST_HARD_REG_BIT (set, REG_Y) && TEST_HARD_REG_BIT (set, REG_Y + 1))
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+ {
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+ emit_insn (gen_popqi (tmp_reg_rtx));
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+ emit_move_insn (gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPY_ADDR)),
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+ tmp_reg_rtx);
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+ }
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+
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+ /* Pop RAMPX. */
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+ if (TEST_HARD_REG_BIT (set, REG_X) && TEST_HARD_REG_BIT (set, REG_X + 1))
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+ {
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+ emit_insn (gen_popqi (tmp_reg_rtx));
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+ emit_move_insn (gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPX_ADDR)),
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+ tmp_reg_rtx);
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+ }
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+
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+ /* Pop RAMPD. */
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+ emit_insn (gen_popqi (tmp_reg_rtx));
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+ emit_move_insn (gen_rtx_MEM (QImode, GEN_INT (AVR_RAMPD_ADDR)),
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+ tmp_reg_rtx);
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+ }
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+
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/* Restore SREG using tmp reg as scratch. */
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emit_insn (gen_popqi (tmp_reg_rtx));
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--- gcc/config/avr/avr.h.orig 2008-10-29 12:46:40.125681500 -0600
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+++ gcc/config/avr/avr.h 2008-10-29 15:37:15.120431900 -0600
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@@ -129,11 +129,15 @@ extern GTY(()) section *progmem_section;
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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_XMEGA (avr_current_arch->xmega)
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+#define AVR_HAVE_RAMPX_Y_D (avr_current_arch->have_rampx_y_d)
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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 AVR_IO_OFFSET (AVR_XMEGA ? 0 : 0x20)
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+#define AVR_RAMPD_ADDR (AVR_XMEGA ? 0x38 : 0)
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+#define AVR_RAMPX_ADDR (AVR_XMEGA ? 0x39 : 0)
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+#define AVR_RAMPY_ADDR (AVR_XMEGA ? 0x3A : 0)
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#define AVR_RAMPZ_ADDR (AVR_XMEGA ? 0x3B : 0x5B)
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#define AVR_SREG_ADDR (AVR_XMEGA ? 0x3F: 0x5F)
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@@ -868,7 +872,10 @@ mmcu=*:-mmcu=%*}"
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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=atxmega64a3:-m avrxmega4} \
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%{mmcu=atxmega64a1:-m avrxmega5} \
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+%{mmcu=atxmega128a3| \
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+ mmcu=atxmega256a3*:-m avrxmega6} \
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%{mmcu=atxmega128a1:-m avrxmega7} \
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%{mmcu=atmega324*|\
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mmcu=atmega325*|\
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@@ -1016,7 +1023,11 @@ mmcu=*:-mmcu=%*}"
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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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+%{mmcu=atxmega4|mmcu=atxmega64a3:crtx64a3.o%s} \
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%{mmcu=atxmega5|mmcu=atxmega64a1:crtx64a1.o%s} \
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+%{mmcu=atxmega6|mmcu=atxmega128a3:crtx128a3.o%s} \
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+%{mmcu=atxmega256a3:crtx256a3.o%s} \
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+%{mmcu=atxmega256a3b:crtx256a3b.o%s} \
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%{mmcu=atxmega7|mmcu=atxmega128a1:crtx128a1.o%s}"
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#define EXTRA_SPECS {"crt_binutils", CRT_BINUTILS_SPECS},
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--- gcc/config/avr/t-avr.orig 2008-10-29 12:46:40.156932100 -0600
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+++ gcc/config/avr/t-avr 2008-10-29 14:26:00.176563300 -0600
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@@ -37,8 +37,8 @@ fp-bit.c: $(srcdir)/config/fp-bit.c $(sr
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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/mmcu=avr6/mmcu=avrxmega5/mmcu=avrxmega7
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-MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6 avrxmega5 avrxmega7
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+MULTILIB_OPTIONS = mmcu=avr2/mmcu=avr25/mmcu=avr3/mmcu=avr31/mmcu=avr35/mmcu=avr4/mmcu=avr5/mmcu=avr51/mmcu=avr6/mmcu=avrxmega4/mmcu=avrxmega5/mmcu=avrxmega6/mmcu=avrxmega7
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+MULTILIB_DIRNAMES = avr2 avr25 avr3 avr31 avr35 avr4 avr5 avr51 avr6 avrxmega4 avrxmega5 avrxmega6 avrxmega7
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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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@@ -124,10 +124,14 @@ MULTILIB_MATCHES = \
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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?avr6=mmcu?atmega2560 \
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- mmcu?avr6=mmcu?atmega2561 \
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- mmcu?avrxmega5=mmcu?atxmega64a1 \
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- mmcu?avrxmega7=mmcu?atxmega128a1
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+ mmcu?avr6=mmcu?atmega2560 \
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+ mmcu?avr6=mmcu?atmega2561 \
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+ mmcu?avrxmega4=mmcu?atxmega64a3 \
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+ mmcu?avrxmega5=mmcu?atxmega64a1 \
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+ mmcu?avrxmega6=mmcu?atxmega128a3 \
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+ mmcu?avrxmega6=mmcu?atxmega256a3 \
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+ mmcu?avrxmega6=mmcu?atxmega256a3b \
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+ mmcu?avrxmega7=mmcu?atxmega128a1
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MULTILIB_EXCEPTIONS =
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