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gcc 4.9.1: add patch for PR60102

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Fixes ICE for SPE ABI, see:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60102

And re-enable gcc 4.9.1 for SPE.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Gustavo Zacarias 2014-08-05 16:51:25 -03:00 committed by Thomas Petazzoni
parent dffb833cbc
commit 2c8de6c443
2 changed files with 388 additions and 1 deletions
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388
package/gcc/4.9.1/841-PR60102.patch Normal file
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@ -0,0 +1,388 @@
From https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60102
Target: 4.9.2
Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
diff -Nura gcc-4.9.1.orig/gcc/config/rs6000/rs6000.c gcc-4.9.1/gcc/config/rs6000/rs6000.c
--- gcc-4.9.1.orig/gcc/config/rs6000/rs6000.c 2014-08-05 14:53:37.294498582 -0300
+++ gcc-4.9.1/gcc/config/rs6000/rs6000.c 2014-08-05 14:58:33.972555735 -0300
@@ -1221,7 +1221,12 @@
/* Soft frame pointer. */
"sfp",
/* HTM SPR registers. */
- "tfhar", "tfiar", "texasr"
+ "tfhar", "tfiar", "texasr",
+ /* SPE High registers. */
+ "0", "1", "2", "3", "4", "5", "6", "7",
+ "8", "9", "10", "11", "12", "13", "14", "15",
+ "16", "17", "18", "19", "20", "21", "22", "23",
+ "24", "25", "26", "27", "28", "29", "30", "31"
};
#ifdef TARGET_REGNAMES
@@ -1249,7 +1254,12 @@
/* Soft frame pointer. */
"sfp",
/* HTM SPR registers. */
- "tfhar", "tfiar", "texasr"
+ "tfhar", "tfiar", "texasr",
+ /* SPE High registers. */
+ "%rh0", "%rh1", "%rh2", "%rh3", "%rh4", "%rh5", "%rh6", "%rh7",
+ "%rh8", "%rh9", "%rh10", "%r11", "%rh12", "%rh13", "%rh14", "%rh15",
+ "%rh16", "%rh17", "%rh18", "%rh19", "%rh20", "%rh21", "%rh22", "%rh23",
+ "%rh24", "%rh25", "%rh26", "%rh27", "%rh28", "%rh29", "%rh30", "%rh31"
};
#endif
@@ -31074,13 +31084,13 @@
{
if (BYTES_BIG_ENDIAN)
{
- parts[2 * i] = gen_rtx_REG (SImode, regno + 1200);
+ parts[2 * i] = gen_rtx_REG (SImode, regno + FIRST_SPE_HIGH_REGNO);
parts[2 * i + 1] = gen_rtx_REG (SImode, regno);
}
else
{
parts[2 * i] = gen_rtx_REG (SImode, regno);
- parts[2 * i + 1] = gen_rtx_REG (SImode, regno + 1200);
+ parts[2 * i + 1] = gen_rtx_REG (SImode, regno + FIRST_SPE_HIGH_REGNO);
}
}
@@ -31100,11 +31110,11 @@
rtx mem = gen_rtx_MEM (BLKmode, addr);
rtx value = gen_int_mode (4, mode);
- for (i = 1201; i < 1232; i++)
+ for (i = FIRST_SPE_HIGH_REGNO; i < LAST_SPE_HIGH_REGNO+1; i++)
{
- int column = DWARF_REG_TO_UNWIND_COLUMN (i);
- HOST_WIDE_INT offset
- = DWARF_FRAME_REGNUM (column) * GET_MODE_SIZE (mode);
+ int column = DWARF_REG_TO_UNWIND_COLUMN
+ (DWARF2_FRAME_REG_OUT (DWARF_FRAME_REGNUM (i), true));
+ HOST_WIDE_INT offset = column * GET_MODE_SIZE (mode);
emit_move_insn (adjust_address (mem, mode, offset), value);
}
@@ -31123,9 +31133,9 @@
for (i = FIRST_ALTIVEC_REGNO; i < LAST_ALTIVEC_REGNO+1; i++)
{
- int column = DWARF_REG_TO_UNWIND_COLUMN (i);
- HOST_WIDE_INT offset
- = DWARF_FRAME_REGNUM (column) * GET_MODE_SIZE (mode);
+ int column = DWARF_REG_TO_UNWIND_COLUMN
+ (DWARF2_FRAME_REG_OUT (DWARF_FRAME_REGNUM (i), true));
+ HOST_WIDE_INT offset = column * GET_MODE_SIZE (mode);
emit_move_insn (adjust_address (mem, mode, offset), value);
}
@@ -31157,9 +31167,8 @@
return 99;
if (regno == SPEFSCR_REGNO)
return 612;
- /* SPE high reg number. We get these values of regno from
- rs6000_dwarf_register_span. */
- gcc_assert (regno >= 1200 && regno < 1232);
+ if (SPE_HIGH_REGNO_P (regno))
+ return regno - FIRST_SPE_HIGH_REGNO + 1200;
return regno;
}
diff -Nura gcc-4.9.1.orig/gcc/config/rs6000/rs6000.h gcc-4.9.1/gcc/config/rs6000/rs6000.h
--- gcc-4.9.1.orig/gcc/config/rs6000/rs6000.h 2014-08-05 14:53:37.291498480 -0300
+++ gcc-4.9.1/gcc/config/rs6000/rs6000.h 2014-08-05 14:58:33.974555802 -0300
@@ -930,35 +930,36 @@
The 3 HTM registers aren't also included in DWARF_FRAME_REGISTERS. */
-#define FIRST_PSEUDO_REGISTER 117
+#define FIRST_PSEUDO_REGISTER 149
/* This must be included for pre gcc 3.0 glibc compatibility. */
#define PRE_GCC3_DWARF_FRAME_REGISTERS 77
-/* Add 32 dwarf columns for synthetic SPE registers. */
-#define DWARF_FRAME_REGISTERS ((FIRST_PSEUDO_REGISTER - 4) + 32)
+/* True if register is an SPE High register. */
+#define SPE_HIGH_REGNO_P(N) \
+ ((N) >= FIRST_SPE_HIGH_REGNO && (N) <= LAST_SPE_HIGH_REGNO)
+
+/* SPE high registers added as hard regs.
+ The sfp register and 3 HTM registers
+ aren't included in DWARF_FRAME_REGISTERS. */
+#define DWARF_FRAME_REGISTERS (FIRST_PSEUDO_REGISTER - 4)
/* The SPE has an additional 32 synthetic registers, with DWARF debug
info numbering for these registers starting at 1200. While eh_frame
register numbering need not be the same as the debug info numbering,
- we choose to number these regs for eh_frame at 1200 too. This allows
- future versions of the rs6000 backend to add hard registers and
- continue to use the gcc hard register numbering for eh_frame. If the
- extra SPE registers in eh_frame were numbered starting from the
- current value of FIRST_PSEUDO_REGISTER, then if FIRST_PSEUDO_REGISTER
- changed we'd need to introduce a mapping in DWARF_FRAME_REGNUM to
- avoid invalidating older SPE eh_frame info.
+ we choose to number these regs for eh_frame at 1200 too.
We must map them here to avoid huge unwinder tables mostly consisting
of unused space. */
#define DWARF_REG_TO_UNWIND_COLUMN(r) \
- ((r) > 1200 ? ((r) - 1200 + (DWARF_FRAME_REGISTERS - 32)) : (r))
+ ((r) >= 1200 ? ((r) - 1200 + (DWARF_FRAME_REGISTERS - 32)) : (r))
/* Use standard DWARF numbering for DWARF debugging information. */
#define DBX_REGISTER_NUMBER(REGNO) rs6000_dbx_register_number (REGNO)
/* Use gcc hard register numbering for eh_frame. */
-#define DWARF_FRAME_REGNUM(REGNO) (REGNO)
+#define DWARF_FRAME_REGNUM(REGNO) \
+ (SPE_HIGH_REGNO_P (REGNO) ? ((REGNO) - FIRST_SPE_HIGH_REGNO + 1200) : (REGNO))
/* Map register numbers held in the call frame info that gcc has
collected using DWARF_FRAME_REGNUM to those that should be output in
@@ -992,7 +993,10 @@
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
1, 1 \
- , 1, 1, 1, 1, 1, 1 \
+ , 1, 1, 1, 1, 1, 1, \
+ /* SPE High registers. */ \
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 \
}
/* 1 for registers not available across function calls.
@@ -1012,7 +1016,10 @@
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
1, 1 \
- , 1, 1, 1, 1, 1, 1 \
+ , 1, 1, 1, 1, 1, 1, \
+ /* SPE High registers. */ \
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, \
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 \
}
/* Like `CALL_USED_REGISTERS' except this macro doesn't require that
@@ -1031,7 +1038,10 @@
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
0, 0 \
- , 0, 0, 0, 0, 0, 0 \
+ , 0, 0, 0, 0, 0, 0, \
+ /* SPE High registers. */ \
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 \
}
#define TOTAL_ALTIVEC_REGS (LAST_ALTIVEC_REGNO - FIRST_ALTIVEC_REGNO + 1)
@@ -1114,7 +1124,10 @@
96, 95, 94, 93, 92, 91, \
108, 107, 106, 105, 104, 103, 102, 101, 100, 99, 98, 97, \
109, 110, \
- 111, 112, 113, 114, 115, 116 \
+ 111, 112, 113, 114, 115, 116, \
+ 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, \
+ 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, \
+ 141, 142, 143, 144, 145, 146, 147, 148 \
}
/* True if register is floating-point. */
@@ -1349,6 +1362,7 @@
CR_REGS,
NON_FLOAT_REGS,
CA_REGS,
+ SPE_HIGH_REGS,
ALL_REGS,
LIM_REG_CLASSES
};
@@ -1380,6 +1394,7 @@
"CR_REGS", \
"NON_FLOAT_REGS", \
"CA_REGS", \
+ "SPE_HIGH_REGS", \
"ALL_REGS" \
}
@@ -1387,30 +1402,54 @@
This is an initializer for a vector of HARD_REG_SET
of length N_REG_CLASSES. */
-#define REG_CLASS_CONTENTS \
-{ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, /* NO_REGS */ \
- { 0xfffffffe, 0x00000000, 0x00000008, 0x00020000 }, /* BASE_REGS */ \
- { 0xffffffff, 0x00000000, 0x00000008, 0x00020000 }, /* GENERAL_REGS */ \
- { 0x00000000, 0xffffffff, 0x00000000, 0x00000000 }, /* FLOAT_REGS */ \
- { 0x00000000, 0x00000000, 0xffffe000, 0x00001fff }, /* ALTIVEC_REGS */ \
- { 0x00000000, 0xffffffff, 0xffffe000, 0x00001fff }, /* VSX_REGS */ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00002000 }, /* VRSAVE_REGS */ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00004000 }, /* VSCR_REGS */ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00008000 }, /* SPE_ACC_REGS */ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00010000 }, /* SPEFSCR_REGS */ \
- { 0x00000000, 0x00000000, 0x00000000, 0x00040000 }, /* SPR_REGS */ \
- { 0xffffffff, 0xffffffff, 0x00000008, 0x00020000 }, /* NON_SPECIAL_REGS */ \
- { 0x00000000, 0x00000000, 0x00000002, 0x00000000 }, /* LINK_REGS */ \
- { 0x00000000, 0x00000000, 0x00000004, 0x00000000 }, /* CTR_REGS */ \
- { 0x00000000, 0x00000000, 0x00000006, 0x00000000 }, /* LINK_OR_CTR_REGS */ \
- { 0x00000000, 0x00000000, 0x00000006, 0x00002000 }, /* SPECIAL_REGS */ \
- { 0xffffffff, 0x00000000, 0x0000000e, 0x00022000 }, /* SPEC_OR_GEN_REGS */ \
- { 0x00000000, 0x00000000, 0x00000010, 0x00000000 }, /* CR0_REGS */ \
- { 0x00000000, 0x00000000, 0x00000ff0, 0x00000000 }, /* CR_REGS */ \
- { 0xffffffff, 0x00000000, 0x00000ffe, 0x00020000 }, /* NON_FLOAT_REGS */ \
- { 0x00000000, 0x00000000, 0x00001000, 0x00000000 }, /* CA_REGS */ \
- { 0xffffffff, 0xffffffff, 0xfffffffe, 0x0007ffff } /* ALL_REGS */ \
+#define REG_CLASS_CONTENTS \
+{ \
+ /* NO_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, \
+ /* BASE_REGS. */ \
+ { 0xfffffffe, 0x00000000, 0x00000008, 0x00020000, 0x00000000 }, \
+ /* GENERAL_REGS. */ \
+ { 0xffffffff, 0x00000000, 0x00000008, 0x00020000, 0x00000000 }, \
+ /* FLOAT_REGS. */ \
+ { 0x00000000, 0xffffffff, 0x00000000, 0x00000000, 0x00000000 }, \
+ /* ALTIVEC_REGS. */ \
+ { 0x00000000, 0x00000000, 0xffffe000, 0x00001fff, 0x00000000 }, \
+ /* VSX_REGS. */ \
+ { 0x00000000, 0xffffffff, 0xffffe000, 0x00001fff, 0x00000000 }, \
+ /* VRSAVE_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00002000, 0x00000000 }, \
+ /* VSCR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00004000, 0x00000000 }, \
+ /* SPE_ACC_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00008000, 0x00000000 }, \
+ /* SPEFSCR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00010000, 0x00000000 }, \
+ /* SPR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0x00040000, 0x00000000 }, \
+ /* NON_SPECIAL_REGS. */ \
+ { 0xffffffff, 0xffffffff, 0x00000008, 0x00020000, 0x00000000 }, \
+ /* LINK_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000002, 0x00000000, 0x00000000 }, \
+ /* CTR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000004, 0x00000000, 0x00000000 }, \
+ /* LINK_OR_CTR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000006, 0x00000000, 0x00000000 }, \
+ /* SPECIAL_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000006, 0x00002000, 0x00000000 }, \
+ /* SPEC_OR_GEN_REGS. */ \
+ { 0xffffffff, 0x00000000, 0x0000000e, 0x00022000, 0x00000000 }, \
+ /* CR0_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000010, 0x00000000, 0x00000000 }, \
+ /* CR_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000ff0, 0x00000000, 0x00000000 }, \
+ /* NON_FLOAT_REGS. */ \
+ { 0xffffffff, 0x00000000, 0x00000ffe, 0x00020000, 0x00000000 }, \
+ /* CA_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00001000, 0x00000000, 0x00000000 }, \
+ /* SPE_HIGH_REGS. */ \
+ { 0x00000000, 0x00000000, 0x00000000, 0xffe00000, 0x001fffff }, \
+ /* ALL_REGS. */ \
+ { 0xffffffff, 0xffffffff, 0xfffffffe, 0xffe7ffff, 0x001fffff } \
}
/* The same information, inverted:
@@ -2349,6 +2388,39 @@
&rs6000_reg_names[114][0], /* tfhar */ \
&rs6000_reg_names[115][0], /* tfiar */ \
&rs6000_reg_names[116][0], /* texasr */ \
+ \
+ &rs6000_reg_names[117][0], /* SPE rh0. */ \
+ &rs6000_reg_names[118][0], /* SPE rh1. */ \
+ &rs6000_reg_names[119][0], /* SPE rh2. */ \
+ &rs6000_reg_names[120][0], /* SPE rh3. */ \
+ &rs6000_reg_names[121][0], /* SPE rh4. */ \
+ &rs6000_reg_names[122][0], /* SPE rh5. */ \
+ &rs6000_reg_names[123][0], /* SPE rh6. */ \
+ &rs6000_reg_names[124][0], /* SPE rh7. */ \
+ &rs6000_reg_names[125][0], /* SPE rh8. */ \
+ &rs6000_reg_names[126][0], /* SPE rh9. */ \
+ &rs6000_reg_names[127][0], /* SPE rh10. */ \
+ &rs6000_reg_names[128][0], /* SPE rh11. */ \
+ &rs6000_reg_names[129][0], /* SPE rh12. */ \
+ &rs6000_reg_names[130][0], /* SPE rh13. */ \
+ &rs6000_reg_names[131][0], /* SPE rh14. */ \
+ &rs6000_reg_names[132][0], /* SPE rh15. */ \
+ &rs6000_reg_names[133][0], /* SPE rh16. */ \
+ &rs6000_reg_names[134][0], /* SPE rh17. */ \
+ &rs6000_reg_names[135][0], /* SPE rh18. */ \
+ &rs6000_reg_names[136][0], /* SPE rh19. */ \
+ &rs6000_reg_names[137][0], /* SPE rh20. */ \
+ &rs6000_reg_names[138][0], /* SPE rh21. */ \
+ &rs6000_reg_names[139][0], /* SPE rh22. */ \
+ &rs6000_reg_names[140][0], /* SPE rh22. */ \
+ &rs6000_reg_names[141][0], /* SPE rh24. */ \
+ &rs6000_reg_names[142][0], /* SPE rh25. */ \
+ &rs6000_reg_names[143][0], /* SPE rh26. */ \
+ &rs6000_reg_names[144][0], /* SPE rh27. */ \
+ &rs6000_reg_names[145][0], /* SPE rh28. */ \
+ &rs6000_reg_names[146][0], /* SPE rh29. */ \
+ &rs6000_reg_names[147][0], /* SPE rh30. */ \
+ &rs6000_reg_names[148][0], /* SPE rh31. */ \
}
/* Table of additional register names to use in user input. */
@@ -2404,7 +2476,17 @@
{"vs56", 101},{"vs57", 102},{"vs58", 103},{"vs59", 104}, \
{"vs60", 105},{"vs61", 106},{"vs62", 107},{"vs63", 108}, \
/* Transactional Memory Facility (HTM) Registers. */ \
- {"tfhar", 114}, {"tfiar", 115}, {"texasr", 116} }
+ {"tfhar", 114}, {"tfiar", 115}, {"texasr", 116}, \
+ /* SPE high registers. */ \
+ {"rh0", 117}, {"rh1", 118}, {"rh2", 119}, {"rh3", 120}, \
+ {"rh4", 121}, {"rh5", 122}, {"rh6", 123}, {"rh7", 124}, \
+ {"rh8", 125}, {"rh9", 126}, {"rh10", 127}, {"rh11", 128}, \
+ {"rh12", 129}, {"rh13", 130}, {"rh14", 131}, {"rh15", 132}, \
+ {"rh16", 133}, {"rh17", 134}, {"rh18", 135}, {"rh19", 136}, \
+ {"rh20", 137}, {"rh21", 138}, {"rh22", 139}, {"rh23", 140}, \
+ {"rh24", 141}, {"rh25", 142}, {"rh26", 143}, {"rh27", 144}, \
+ {"rh28", 145}, {"rh29", 146}, {"rh30", 147}, {"rh31", 148}, \
+}
/* This is how to output an element of a case-vector that is relative. */
diff -Nura gcc-4.9.1.orig/gcc/config/rs6000/rs6000.md gcc-4.9.1/gcc/config/rs6000/rs6000.md
--- gcc-4.9.1.orig/gcc/config/rs6000/rs6000.md 2014-08-05 14:53:37.292498514 -0300
+++ gcc-4.9.1/gcc/config/rs6000/rs6000.md 2014-08-05 14:58:33.977555904 -0300
@@ -56,6 +56,8 @@
(TFHAR_REGNO 114)
(TFIAR_REGNO 115)
(TEXASR_REGNO 116)
+ (FIRST_SPE_HIGH_REGNO 117)
+ (LAST_SPE_HIGH_REGNO 148)
])
;;
diff -Nura gcc-4.9.1.orig/gcc/testsuite/gcc.target/powerpc/pr60102.c gcc-4.9.1/gcc/testsuite/gcc.target/powerpc/pr60102.c
--- gcc-4.9.1.orig/gcc/testsuite/gcc.target/powerpc/pr60102.c 1969-12-31 21:00:00.000000000 -0300
+++ gcc-4.9.1/gcc/testsuite/gcc.target/powerpc/pr60102.c 2014-08-05 14:58:13.847873524 -0300
@@ -0,0 +1,11 @@
+/* { dg-do compile } */
+/* { dg-skip-if "not an SPE target" { ! powerpc_spe_nocache } { "*" } { "" } } */
+/* { dg-options "-mcpu=8548 -mspe -mabi=spe -g -mfloat-gprs=double" } */
+
+double
+pr60102 (double x, int m)
+{
+ double y;
+ y = m % 2 ? x : 1;
+ return y;
+}
diff -Nura gcc-4.9.1.orig/libgcc/config/rs6000/linux-unwind.h gcc-4.9.1/libgcc/config/rs6000/linux-unwind.h
--- gcc-4.9.1.orig/libgcc/config/rs6000/linux-unwind.h 2014-08-05 14:53:48.900892029 -0300
+++ gcc-4.9.1/libgcc/config/rs6000/linux-unwind.h 2014-08-05 14:58:33.979555972 -0300
@@ -274,8 +274,8 @@
#ifdef __SPE__
for (i = 14; i < 32; i++)
{
- fs->regs.reg[i + FIRST_PSEUDO_REGISTER - 1].how = REG_SAVED_OFFSET;
- fs->regs.reg[i + FIRST_PSEUDO_REGISTER - 1].loc.offset
+ fs->regs.reg[i + FIRST_SPE_HIGH_REGNO - 4].how = REG_SAVED_OFFSET;
+ fs->regs.reg[i + FIRST_SPE_HIGH_REGNO - 4].loc.offset
= (long) &regs->vregs - new_cfa + 4 * i;
}
#endif

1
package/gcc/Config.in.host
View File

@ -60,7 +60,6 @@ choice
config BR2_GCC_VERSION_4_9_X
depends on !BR2_arc && !BR2_avr32 && !BR2_bfin && !BR2_sparc_sparchfleon && !BR2_sparc_sparchfleonv8 && !BR2_sparc_sparcsfleon && !BR2_sparc_sparcsfleonv8 && !BR2_sparc
# PR60102 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60102
depends on !BR2_powerpc_SPE
select BR2_GCC_NEEDS_MPC
select BR2_GCC_SUPPORTS_GRAPHITE
bool "gcc 4.9.x"