diff options
| -rw-r--r-- | toolchain/uClibc/common.mk | 1 | ||||
| -rw-r--r-- | toolchain/uClibc/config-0.9.33.2/lexra | 17 | ||||
| -rw-r--r-- | toolchain/uClibc/patches-0.9.33.2/999-lexra.patch | 76 |
3 files changed, 94 insertions, 0 deletions
diff --git a/toolchain/uClibc/common.mk b/toolchain/uClibc/common.mk index 5f3bd2944..2d3a81ac5 100644 --- a/toolchain/uClibc/common.mk +++ b/toolchain/uClibc/common.mk @@ -33,6 +33,7 @@ UCLIBC_TARGET_ARCH:=$(shell echo $(ARCH) | sed -e s'/-.*//' \ -e 's/sh64/sh/' \ -e 's/sh[234].*/sh/' \ -e 's/mips.*/mips/' \ + -e 's/lexra/mips/' \ -e 's/mipsel.*/mips/' \ -e 's/cris.*/cris/' \ ) diff --git a/toolchain/uClibc/config-0.9.33.2/lexra b/toolchain/uClibc/config-0.9.33.2/lexra new file mode 100644 index 000000000..e369c2628 --- /dev/null +++ b/toolchain/uClibc/config-0.9.33.2/lexra @@ -0,0 +1,17 @@ +ARCH_ANY_ENDIAN=y +ARCH_BIG_ENDIAN=y +ARCH_CFLAGS="-mno-split-addresses" +ARCH_WANTS_BIG_ENDIAN=y +CONFIG_MIPS_ISA_1=y +# CONFIG_MIPS_ISA_2 is not set +# CONFIG_MIPS_ISA_3 is not set +# CONFIG_MIPS_ISA_4 is not set +# CONFIG_MIPS_ISA_MIPS32 is not set +# CONFIG_MIPS_ISA_MIPS32R2 is not set +# CONFIG_MIPS_ISA_MIPS64 is not set +# CONFIG_MIPS_N32_ABI is not set +# CONFIG_MIPS_N64_ABI is not set +CONFIG_MIPS_O32_ABI=y +TARGET_ARCH="mips" +TARGET_mips=y +# UCLIBC_HAS_FPU is not set diff --git a/toolchain/uClibc/patches-0.9.33.2/999-lexra.patch b/toolchain/uClibc/patches-0.9.33.2/999-lexra.patch new file mode 100644 index 000000000..aff55abe6 --- /dev/null +++ b/toolchain/uClibc/patches-0.9.33.2/999-lexra.patch @@ -0,0 +1,76 @@ +Index: uClibc/libc/string/mips/memcpy.S +=================================================================== +--- uClibc.orig/libc/string/mips/memcpy.S ++++ uClibc/libc/string/mips/memcpy.S +@@ -167,10 +167,19 @@ ENTRY (memcpy) + andi t1, 0x3 # a0/a1 are aligned, but are we + beq t1, zero, L(chk8w) # starting in the middle of a word? + subu a2, t1 ++#if 0 + LWHI t0, 0(a1) # Yes we are... take care of that + addu a1, t1 + SWHI t0, 0(a0) + addu a0, t1 ++#else ++4: lbu t2, 0(a1) ++ subu t1, 1 ++ sb t2, 0(a0) ++ addiu a1, 1 ++ bnez t1, 4b ++ addiu a0, 1 ++#endif + + L(chk8w): + andi t0, a2, 0x1f # 32 or more bytes left? +@@ -225,6 +234,7 @@ L(lst8e): + jr ra # Bye, bye + nop + ++#if 0 + L(shift): + subu a3, zero, a0 # Src and Dest unaligned + andi a3, 0x3 # (unoptimized case...) +@@ -248,6 +258,23 @@ L(shfth): + sw t1, -4(a0) + b L(last8) # Handle anything which may be left + move a2, t0 ++#else ++L(shift): ++ beqz a2, L(done) ++ nop ++ ++L(copy_bytes): ++ lbu t0, 0(a1) ++ subu a2, a2, 1 ++ sb t0, 0(a0) ++ addiu a1, a1, 1 ++ bnez a2, L(copy_bytes) ++ addiu a0, a0, 1 ++ ++L(done): ++ jr ra ++ nop ++#endif + + .set reorder + END (memcpy) +Index: uClibc/libc/string/mips/memset.S +=================================================================== +--- uClibc.orig/libc/string/mips/memset.S ++++ uClibc/libc/string/mips/memset.S +@@ -118,8 +118,15 @@ L(ueven): + andi t0, 0x3 + beq t0, zero, L(chkw) + subu a2, t0 ++#if 0 + SWHI a1, 0(a0) # Yes, handle first unaligned part + addu a0, t0 # Now both a0 and a2 are updated ++#else ++ addu t1, a0, t0 ++4: addiu a0, 1 ++ bne t1, a0, 4b ++ sb a1, -1(a0) ++#endif + + L(chkw): + andi t0, a2, 0x7 # Enough left for one loop iteration? |