From 2fbe1ee66ad2107866d3fddd014c1349d135b424 Mon Sep 17 00:00:00 2001 From: Waldemar Brodkorb Date: Mon, 30 Mar 2015 03:48:56 -0500 Subject: remove sh64 support No real hardware available. The project for sh64 with sh5 seems dead since 10 years. Gcc will remove support for it soon. --- libc/string/sh64/memset.S | 97 ----------------------------------------------- 1 file changed, 97 deletions(-) delete mode 100644 libc/string/sh64/memset.S (limited to 'libc/string/sh64/memset.S') diff --git a/libc/string/sh64/memset.S b/libc/string/sh64/memset.S deleted file mode 100644 index 1b8812cd6..000000000 --- a/libc/string/sh64/memset.S +++ /dev/null @@ -1,97 +0,0 @@ -/* Cloned and hacked for uClibc by Paul Mundt, December 2003 */ -/* Modified by SuperH, Inc. September 2003 */ -! -! Fast SH memset -! -! by Toshiyasu Morita (tm@netcom.com) -! -! SH5 code by J"orn Rennecke (joern.rennecke@superh.com) -! Copyright 2002 SuperH Ltd. -! - -#include -#include - -#if __BYTE_ORDER == __LITTLE_ENDIAN -#define SHHI shlld -#define SHLO shlrd -#else -#define SHHI shlrd -#define SHLO shlld -#endif - - .section .text..SHmedia32,"ax" - .globl memset - .type memset, @function - - .align 5 - -memset: - pta/l multiquad, tr0 - andi r2, 7, r22 - ptabs r18, tr2 - mshflo.b r3,r3,r3 - add r4, r22, r23 - mperm.w r3, r63, r3 /* Fill pattern now in every byte of r3 */ - - movi 8, r9 - bgtu/u r23, r9, tr0 /* multiquad */ - - beqi/u r4, 0, tr2 /* Return with size 0 - ensures no mem accesses */ - ldlo.q r2, 0, r7 - shlli r4, 2, r4 - movi -1, r8 - SHHI r8, r4, r8 - SHHI r8, r4, r8 - mcmv r7, r8, r3 - stlo.q r2, 0, r3 - blink tr2, r63 - -multiquad: - pta/l lastquad, tr0 - stlo.q r2, 0, r3 - shlri r23, 3, r24 - add r2, r4, r5 - beqi/u r24, 1, tr0 /* lastquad */ - pta/l loop, tr1 - sub r2, r22, r25 - andi r5, -8, r20 /* calculate end address and */ - addi r20, -7*8, r8 /* loop end address; This might overflow, so we need - to use a different test before we start the loop - */ - bge/u r24, r9, tr1 /* loop */ - st.q r25, 8, r3 - st.q r20, -8, r3 - shlri r24, 1, r24 - beqi/u r24, 1, tr0 /* lastquad */ - st.q r25, 16, r3 - st.q r20, -16, r3 - beqi/u r24, 2, tr0 /* lastquad */ - st.q r25, 24, r3 - st.q r20, -24, r3 -lastquad: - sthi.q r5, -1, r3 - blink tr2,r63 - -loop: -!!! alloco r25, 32 /* QQQ comment out for short-term fix to SHUK #3895. - QQQ commenting out is locically correct, but sub-optimal - QQQ Sean McGoogan - 4th April 2003. */ - st.q r25, 8, r3 - st.q r25, 16, r3 - st.q r25, 24, r3 - st.q r25, 32, r3 - addi r25, 32, r25 - bgeu/l r8, r25, tr1 /* loop */ - - st.q r20, -40, r3 - st.q r20, -32, r3 - st.q r20, -24, r3 - st.q r20, -16, r3 - st.q r20, -8, r3 - sthi.q r5, -1, r3 - blink tr2,r63 - - .size memset,.-memset - -libc_hidden_def(memset) -- cgit v1.2.3