aboutsummaryrefslogtreecommitdiffstats
path: root/recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch
diff options
context:
space:
mode:
Diffstat (limited to 'recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch')
-rw-r--r--recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch461
1 files changed, 0 insertions, 461 deletions
diff --git a/recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch b/recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch
deleted file mode 100644
index 8af4baf9d7..0000000000
--- a/recipes/glibc/glibc-2.4/glibc-crunch-eabi.patch
+++ /dev/null
@@ -1,461 +0,0 @@
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/bits/fenv.h glibc-2.5/ports/sysdeps/arm/eabi/bits/fenv.h
---- glibc-2.5/ports/sysdeps/arm/eabi/bits/fenv.h 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/bits/fenv.h 2008-04-02 13:35:39.000000000 +1000
-@@ -20,7 +20,7 @@
- # error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
- #endif
-
--/* Define bits representing exceptions in the FPU status word. */
-+/* Define bits representing exceptions in the VFP FPU status word. */
- enum
- {
- FE_INVALID = 1,
-@@ -55,6 +55,40 @@
- #define FE_TOWARDZERO FE_TOWARDZERO
- };
-
-+/* Define bits representing exceptions in the CRUNCH FPU status word. */
-+enum
-+ {
-+ FE_CRUNCH_INVALID = (1),
-+#define FE_CRUNCH_INVALID FE_CRUNCH_INVALID
-+ FE_CRUNCH_OVERFLOW = (4),
-+#define FE_CRUNCH_OVERFLOW FE_CRUNCH_OVERFLOW
-+ FE_CRUNCH_UNDERFLOW = (8),
-+#define FE_CRUNCH_UNDERFLOW FE_CRUNCH_UNDERFLOW
-+ FE_CRUNCH_INEXACT = (16),
-+#define FE_CRUNCH_INEXACT FE_CRUNCH_INEXACT
-+ };
-+
-+/* Amount to shift by to convert an exception to a mask bit. */
-+#define FE_CRUNCH_EXCEPT_SHIFT 5
-+
-+/* All supported exceptions, except DIVBYZERO. */
-+#define FE_CRUNCH_ALL_EXCEPT \
-+ (FE_CRUNCH_INVALID | FE_CRUNCH_OVERFLOW | FE_CRUNCH_UNDERFLOW | FE_CRUNCH_INEXACT)
-+
-+/* CRUNCH supports all of the four defined rounding modes. */
-+enum
-+ {
-+ FE_CRUNCH_TONEAREST = 0,
-+#define FE_CRUNCH_TONEAREST FE_CRUNCH_TONEAREST
-+ FE_CRUNCH_TOWARDZERO = 0x400,
-+#define FE_CRUNCH_TOWARDZERO FE_CRUNCH_TOWARDZERO
-+ FE_CRUNCH_DOWNWARD = 0x800,
-+#define FE_CRUNCH_DOWNWARD FE_CRUNCH_DOWNWARD
-+ FE_CRUNCH_UPWARD = 0xc00
-+#define FE_CRUNCH_UPWARD FE_CRUNCH_UPWARD
-+ };
-+
-+
- /* Type representing exception flags. */
- typedef unsigned int fexcept_t;
-
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fclrexcpt.c glibc-2.5/ports/sysdeps/arm/eabi/fclrexcpt.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fclrexcpt.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fclrexcpt.c 2008-04-02 13:25:09.000000000 +1000
-@@ -48,6 +48,26 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long int temp;
-+
-+ /* Mask out unsupported bits/exceptions. */
-+ excepts &= FE_CRUNCH_ALL_EXCEPT;
-+
-+ /* Get the current floating point status. */
-+ _FPU_CRUNCH_GETCW (temp);
-+
-+ /* Clear the relevant bits. */
-+ temp = (temp & ~FE_CRUNCH_ALL_EXCEPT) | (temp & FE_CRUNCH_ALL_EXCEPT & ~excepts);
-+
-+ /* Put the new data in effect. */
-+ _FPU_CRUNCH_SETCW (temp);
-+
-+ /* Success. */
-+ return 0;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fedisblxcpt.c glibc-2.5/ports/sysdeps/arm/eabi/fedisblxcpt.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fedisblxcpt.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fedisblxcpt.c 2008-04-02 13:29:44.000000000 +1000
-@@ -46,6 +46,23 @@
- return old_exc;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long int new_exc, old_exc;
-+
-+ _FPU_CRUNCH_GETCW(new_exc);
-+
-+ old_exc = (new_exc >> FE_CRUNCH_EXCEPT_SHIFT) & FE_CRUNCH_ALL_EXCEPT;
-+
-+ excepts &= FE_CRUNCH_ALL_EXCEPT;
-+
-+ new_exc &= ~(excepts << FE_CRUNCH_EXCEPT_SHIFT);
-+
-+ _FPU_CRUNCH_SETCW(new_exc);
-+
-+ return old_exc;
-+ }
-+
- /* Unsupported, so return -1 for failure. */
- return -1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/feenablxcpt.c glibc-2.5/ports/sysdeps/arm/eabi/feenablxcpt.c
---- glibc-2.5/ports/sysdeps/arm/eabi/feenablxcpt.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/feenablxcpt.c 2008-04-02 13:30:30.000000000 +1000
-@@ -46,6 +46,23 @@
- return old_exc;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long int new_exc, old_exc;
-+
-+ _FPU_CRUNCH_GETCW(new_exc);
-+
-+ old_exc = (new_exc >> FE_CRUNCH_EXCEPT_SHIFT) & FE_CRUNCH_ALL_EXCEPT;
-+
-+ excepts &= FE_CRUNCH_ALL_EXCEPT;
-+
-+ new_exc |= (excepts << FE_CRUNCH_EXCEPT_SHIFT);
-+
-+ _FPU_CRUNCH_SETCW(new_exc);
-+
-+ return old_exc;
-+ }
-+
- /* Unsupported, so return -1 for failure. */
- return -1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fegetenv.c glibc-2.5/ports/sysdeps/arm/eabi/fegetenv.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fegetenv.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fegetenv.c 2008-04-02 13:31:08.000000000 +1000
-@@ -38,6 +38,16 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long int temp;
-+ _FPU_CRUNCH_GETCW (temp);
-+ envp->__cw = temp;
-+
-+ /* Success. */
-+ return 0;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fegetexcept.c glibc-2.5/ports/sysdeps/arm/eabi/fegetexcept.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fegetexcept.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fegetexcept.c 2008-04-02 13:31:40.000000000 +1000
-@@ -38,6 +38,15 @@
- return (temp >> FE_EXCEPT_SHIFT) & FE_ALL_EXCEPT;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long temp;
-+
-+ _FPU_CRUNCH_GETCW (temp);
-+
-+ return (temp >> FE_CRUNCH_EXCEPT_SHIFT) & FE_CRUNCH_ALL_EXCEPT;
-+ }
-+
- /* Unsupported. Return all exceptions disabled. */
- return 0;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fegetround.c glibc-2.5/ports/sysdeps/arm/eabi/fegetround.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fegetround.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fegetround.c 2008-04-02 13:32:18.000000000 +1000
-@@ -38,6 +38,16 @@
- return temp & FE_TOWARDZERO;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned int temp;
-+
-+ /* Get the current environment. */
-+ _FPU_CRUNCH_GETCW (temp);
-+
-+ return temp & FE_CRUNCH_UPWARD;
-+ }
-+
- /* The current soft-float implementation only handles TONEAREST. */
- return FE_TONEAREST;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/feholdexcpt.c glibc-2.5/ports/sysdeps/arm/eabi/feholdexcpt.c
---- glibc-2.5/ports/sysdeps/arm/eabi/feholdexcpt.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/feholdexcpt.c 2008-04-02 13:36:24.000000000 +1000
-@@ -47,6 +47,25 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned long int temp;
-+
-+ /* Store the environment. */
-+ _FPU_CRUNCH_GETCW(temp);
-+ envp->__cw = temp;
-+
-+ /* Now set all exceptions to non-stop. */
-+ temp &= ~(FE_CRUNCH_ALL_EXCEPT << FE_CRUNCH_EXCEPT_SHIFT);
-+
-+ /* And clear all exception flags. */
-+ temp &= ~FE_CRUNCH_ALL_EXCEPT;
-+
-+ _FPU_CRUNCH_SETCW(temp);
-+
-+ return 0;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fesetenv.c glibc-2.5/ports/sysdeps/arm/eabi/fesetenv.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fesetenv.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fesetenv.c 2008-04-02 13:43:31.000000000 +1000
-@@ -48,6 +48,26 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ unsigned int temp;
-+
-+ _FPU_CRUNCH_GETCW (temp);
-+ temp &= _FPU_CRUNCH_RESERVED;
-+
-+ if (envp == FE_DFL_ENV)
-+ temp |= _FPU_CRUNCH_DEFAULT;
-+ else if (envp == FE_NOMASK_ENV)
-+ temp |= _FPU_CRUNCH_IEEE;
-+ else
-+ temp |= envp->__cw & ~_FPU_CRUNCH_RESERVED;
-+
-+ _FPU_CRUNCH_SETCW (temp);
-+
-+ /* Success. */
-+ return 0;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fesetround.c glibc-2.5/ports/sysdeps/arm/eabi/fesetround.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fesetround.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fesetround.c 2008-04-02 13:57:35.000000000 +1000
-@@ -45,6 +45,24 @@
- default:
- return 1;
- }
- }
-+ else if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ fpu_control_t temp;
-+
-+ switch (round)
-+ {
-+ case FE_CRUNCH_TONEAREST:
-+ case FE_CRUNCH_UPWARD:
-+ case FE_CRUNCH_DOWNWARD:
-+ case FE_CRUNCH_TOWARDZERO:
-+ _FPU_CRUNCH_GETCW (temp);
-+ temp = (temp & ~FE_CRUNCH_UPWARD) | round;
-+ _FPU_CRUNCH_SETCW (temp);
-+ return 0;
-+ default:
-+ return 1;
-+ }
-+ }
- else if (round == FE_TONEAREST)
- /* This is the only supported rounding mode for soft-fp. */
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fpu_control.h glibc-2.5/ports/sysdeps/arm/eabi/fpu_control.h
---- glibc-2.5/ports/sysdeps/arm/eabi/fpu_control.h 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fpu_control.h 2008-04-02 13:43:05.000000000 +1000
-@@ -45,6 +45,86 @@
- #define _FPU_SETCW(cw) \
- __asm__ __volatile__ ("mcr p10, 7, %0, cr1, cr0, 0" : : "r" (cw))
-
-+/* CRUNCH SECTION */
-+
-+/* DSPSC register: (from EP9312 User's Guide)
-+ *
-+ * bits 31..29 - DAID
-+ * bits 28..26 - HVID
-+ * bits 25..24 - RSVD
-+ * bit 23 - ISAT
-+ * bit 22 - UI
-+ * bit 21 - INT
-+ * bit 20 - AEXC
-+ * bits 19..18 - SAT
-+ * bits 17..16 - FCC
-+ * bit 15 - V
-+ * bit 14 - FWDEN
-+ * bit 13 - Invalid
-+ * bit 12 - Denorm
-+ * bits 11..10 - RM
-+ * bits 9..5 - IXE, UFE, OFE, RSVD, IOE
-+ * bits 4..0 - IX, UF, OF, RSVD, IO
-+ */
-+
-+/* masking of interrupts */
-+#define _FPU_CRUNCH_MASK_IM (1 << 5) /* invalid operation */
-+#define _FPU_CRUNCH_MASK_ZM 0 /* divide by zero */
-+#define _FPU_CRUNCH_MASK_OM (1 << 7) /* overflow */
-+#define _FPU_CRUNCH_MASK_UM (1 << 8) /* underflow */
-+#define _FPU_CRUNCH_MASK_PM (1 << 9) /* inexact */
-+#define _FPU_CRUNCH_MASK_DM 0 /* denormalized operation */
-+
-+/* Some bits in the FPSCR are not yet defined. They must be preserved when
-+ modifying the contents. */
-+#define _FPU_CRUNCH_RESERVED 0x03000042
-+#define _FPU_CRUNCH_DEFAULT 0x00b00000
-+/* Default + exceptions enabled. */
-+#define _FPU_CRUNCH_IEEE (_FPU_CRUNCH_DEFAULT | 0x000003a0)
-+
-+
-+/* Macros for accessing the hardware control word. */
-+/* cfmvr64l %1, mvdx0 */
-+/* cfmvr64h %2, mvdx0 */
-+/* cfmv32sc mvdx0, dspsc */
-+/* cfmvr64l %0, mvdx0 */
-+/* cfmv64lr mvdx0, %1 */
-+/* cfmv64hr mvdx0, %2 */
-+#define _FPU_CRUNCH_GETCW(cw) ({ \
-+ register int __t1, __t2; \
-+ \
-+ __asm__ volatile ( \
-+ "mrc p5, 0, %1, cr0, cr0, 0\n\t" \
-+ "mrc p5, 0, %2, cr0, cr0, 1\n\t" \
-+ "cdp p4, 0, cr0, cr0, cr0, 7\n\t" \
-+ "mrc p5, 0, %0, cr0, cr0, 0\n\t" \
-+ "mcr p5, 0, %1, cr0, cr0, 0\n\t" \
-+ "mcr p5, 0, %2, cr0, cr0, 1" \
-+ : "=r" (cw), "=r" (__t1), "=r" (__t2) \
-+ ); \
-+})
-+
-+/* cfmvr64l %1, mvdx0 */
-+/* cfmvr64h %2, mvdx0 */
-+/* cfmv64lr mvdx0, %0 */
-+/* cfmvsc32 dspsc, mvdx0 */
-+/* cfmv64lr mvdx0, %1 */
-+/* cfmv64hr mvdx0, %2 */
-+#define _FPU_CRUNCH_SETCW(cw) ({ \
-+ register int __t1, __t2; \
-+ \
-+ __asm__ volatile ( \
-+ "mrc p5, 0, %0, cr0, cr0, 0\n\t" \
-+ "mrc p5, 0, %1, cr0, cr0, 1\n\t" \
-+ "mcr p5, 0, %2, cr0, cr0, 0\n\t" \
-+ "cdp p4, 1, cr0, cr0, cr0, 7\n\t" \
-+ "mcr p5, 0, %0, cr0, cr0, 0\n\t" \
-+ "mcr p5, 0, %1, cr0, cr0, 1\n\t" \
-+ : "=r" (__t1), "=r" (__t2) : "r" (cw) \
-+ ); \
-+})
-+
-+
- /* Default control word set at startup. */
- extern fpu_control_t __fpu_control;
-
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fraiseexcpt.c glibc-2.5/ports/sysdeps/arm/eabi/fraiseexcpt.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fraiseexcpt.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fraiseexcpt.c 2008-04-07 16:48:09.000000000 +1000
-@@ -103,6 +103,12 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ /* Unsupported, for now. */
-+ return 1;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/fsetexcptflg.c glibc-2.5/ports/sysdeps/arm/eabi/fsetexcptflg.c
---- glibc-2.5/ports/sysdeps/arm/eabi/fsetexcptflg.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/fsetexcptflg.c 2008-04-02 13:49:34.000000000 +1000
-@@ -47,6 +47,24 @@
- return 0;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ fexcept_t temp;
-+
-+ /* Get the current environment. */
-+ _FPU_CRUNCH_GETCW (temp);
-+
-+ /* Set the desired exception mask. */
-+ temp &= ~((excepts & FE_CRUNCH_ALL_EXCEPT) << FE_CRUNCH_EXCEPT_SHIFT);
-+ temp |= (*flagp & excepts & FE_CRUNCH_ALL_EXCEPT) << FE_CRUNCH_EXCEPT_SHIFT;
-+
-+ /* Save state back to the FPU. */
-+ _FPU_CRUNCH_SETCW (temp);
-+
-+ /* Success. */
-+ return 0;
-+ }
-+
- /* Unsupported, so fail. */
- return 1;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/ftestexcept.c glibc-2.5/ports/sysdeps/arm/eabi/ftestexcept.c
---- glibc-2.5/ports/sysdeps/arm/eabi/ftestexcept.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/ftestexcept.c 2008-04-02 13:50:10.000000000 +1000
-@@ -38,6 +38,16 @@
- return temp & excepts & FE_ALL_EXCEPT;
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ fexcept_t temp;
-+
-+ /* Get current exceptions. */
-+ _FPU_CRUNCH_GETCW(temp);
-+
-+ return temp & excepts & FE_CRUNCH_ALL_EXCEPT;
-+ }
-+
- /* Unsupported, return 0. */
- return 0;
- }
-diff -urN glibc-2.5/ports/sysdeps/arm/eabi/setfpucw.c glibc-2.5/ports/sysdeps/arm/eabi/setfpucw.c
---- glibc-2.5/ports/sysdeps/arm/eabi/setfpucw.c 2005-10-11 01:29:32.000000000 +1000
-+++ glibc-2.5/ports/sysdeps/arm/eabi/setfpucw.c 2008-04-02 13:51:28.000000000 +1000
-@@ -43,5 +43,20 @@
- _FPU_SETCW (cw);
- }
-
-+ if (GLRO (dl_hwcap) & HWCAP_ARM_CRUNCH)
-+ {
-+ fpu_control_t cw;
-+
-+ /* Fetch the current control word. */
-+ _FPU_CRUNCH_GETCW (cw);
-+
-+ /* Preserve the reserved bits, and set the rest as the user
-+ specified (or the default, if the user gave zero). */
-+ cw &= _FPU_CRUNCH_RESERVED;
-+ cw |= set & ~_FPU_CRUNCH_RESERVED;
-+
-+ _FPU_CRUNCH_SETCW (cw);
-+ }
-+
- /* Do nothing if a VFP unit isn't present. */
- }
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-06-03 23:42:45 +0000