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* config/tc-sh.h (sh_do_align): Declare.
(md_do_align): Define. * config/tc-sh.c (sh_do_align): New function. PR 8974.
This commit is contained in:
Ian Lance Taylor
parent
c15ea23aaf
commit
9addcbb182
@ -1,5 +1,9 @@
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Wed Feb 7 14:12:03 1996 Ian Lance Taylor <ian@cygnus.com>
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* config/tc-sh.h (sh_do_align): Declare.
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(md_do_align): Define.
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* config/tc-sh.c (sh_do_align): New function.
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* ecoff.c (ecoff_build_lineno): Don't try to store the address
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difference if the next address is before the current one.
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@ -211,9 +211,14 @@ parse_reg (src, mode, reg)
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int *mode;
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int *reg;
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{
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if (src[0] == 'r')
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/* We use !isalnum for the next character after the register name, to
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make sure that we won't accidentally recognize a symbol name such as
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'sram' as being a reference to the register 'sr'. */
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if (src[0] == 'r')
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{
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if (src[1] >= '0' && src[1] <= '7' && strncmp(&src[2], "_bank", 5) == 0)
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if (src[1] >= '0' && src[1] <= '7' && strncmp(&src[2], "_bank", 5) == 0
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&& ! isalnum (src[7]))
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{
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*mode = A_REG_B;
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*reg = (src[1] - '0');
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@ -225,14 +230,14 @@ parse_reg (src, mode, reg)
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{
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if (src[1] == '1')
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{
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if (src[2] >= '0' && src[2] <= '5')
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if (src[2] >= '0' && src[2] <= '5' && ! isalnum (src[3]))
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{
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*mode = A_REG_N;
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*reg = 10 + src[2] - '0';
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return 3;
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}
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}
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if (src[1] >= '0' && src[1] <= '9')
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if (src[1] >= '0' && src[1] <= '9' && ! isalnum (src[2]))
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{
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*mode = A_REG_N;
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*reg = (src[1] - '0');
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@ -240,53 +245,53 @@ parse_reg (src, mode, reg)
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}
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}
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if (src[0] == 's' && src[1] == 's' && src[2] == 'r')
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if (src[0] == 's' && src[1] == 's' && src[2] == 'r' && ! isalnum (src[3]))
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{
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*mode = A_SSR;
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return 3;
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}
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if (src[0] == 's' && src[1] == 'p' && src[2] == 'c')
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if (src[0] == 's' && src[1] == 'p' && src[2] == 'c' && ! isalnum (src[3]))
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{
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*mode = A_SPC;
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return 3;
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}
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if (src[0] == 's' && src[1] == 'r')
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if (src[0] == 's' && src[1] == 'r' && ! isalnum (src[2]))
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{
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*mode = A_SR;
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return 2;
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}
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if (src[0] == 's' && src[1] == 'p')
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if (src[0] == 's' && src[1] == 'p' && ! isalnum (src[2]))
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{
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*mode = A_REG_N;
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*reg = 15;
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return 2;
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}
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if (src[0] == 'p' && src[1] == 'r')
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if (src[0] == 'p' && src[1] == 'r' && ! isalnum (src[2]))
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{
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*mode = A_PR;
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return 2;
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}
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if (src[0] == 'p' && src[1] == 'c')
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if (src[0] == 'p' && src[1] == 'c' && ! isalnum (src[2]))
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{
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*mode = A_DISP_PC;
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return 2;
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}
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if (src[0] == 'g' && src[1] == 'b' && src[2] == 'r')
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if (src[0] == 'g' && src[1] == 'b' && src[2] == 'r' && ! isalnum (src[3]))
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{
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*mode = A_GBR;
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return 3;
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}
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if (src[0] == 'v' && src[1] == 'b' && src[2] == 'r')
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if (src[0] == 'v' && src[1] == 'b' && src[2] == 'r' && ! isalnum (src[3]))
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{
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*mode = A_VBR;
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return 3;
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}
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if (src[0] == 'm' && src[1] == 'a' && src[2] == 'c')
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if (src[0] == 'm' && src[1] == 'a' && src[2] == 'c' && ! isalnum (src[4]))
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{
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if (src[3] == 'l')
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{
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@ -299,38 +304,37 @@ parse_reg (src, mode, reg)
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return 4;
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}
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}
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/* start-sanitize-sh3e */
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if (src[0] == 'f' && src[1] == 'r')
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{
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if (src[2] == '1')
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{
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if (src[3] >= '0' && src[3] <= '5')
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if (src[3] >= '0' && src[3] <= '5' && ! isalnum (src[4]))
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{
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*mode = F_REG_N;
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*reg = 10 + src[3] - '0';
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return 4;
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}
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}
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if (src[2] >= '0' && src[2] <= '9')
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if (src[2] >= '0' && src[2] <= '9' && ! isalnum (src[3]))
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{
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*mode = F_REG_N;
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*reg = (src[2] - '0');
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return 3;
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}
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}
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if (src[0] == 'f' && src[1] == 'p' && src[2] == 'u' && src[3] == 'l')
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if (src[0] == 'f' && src[1] == 'p' && src[2] == 'u' && src[3] == 'l'
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&& ! isalnum (src[4]))
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{
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*mode = FPUL_N;
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return 4;
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}
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if (src[0] == 'f' && src[1] == 'p'
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&& src[2] == 's' && src[3] == 'c' && src[4] == 'r')
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if (src[0] == 'f' && src[1] == 'p' && src[2] == 's' && src[3] == 'c'
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&& src[4] == 'r' && ! isalnum (src[5]))
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{
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*mode = FPSCR_N;
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return 5;
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}
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/* end-sanitize-sh3e */
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return 0;
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}
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@ -562,7 +566,6 @@ get_operands (info, args, operand)
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ptr++;
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}
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get_operand (&ptr, operand + 1);
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/* start-sanitize-sh3e */
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if (info->arg[2])
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{
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if (*ptr == ',')
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@ -575,23 +578,18 @@ get_operands (info, args, operand)
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{
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operand[2].type = 0;
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}
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/* end-sanitize-sh3e */
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}
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else
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{
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operand[1].type = 0;
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/* start-sanitize-sh3e */
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operand[2].type = 0;
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/* end-sanitize-sh3e */
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}
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}
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else
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{
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operand[0].type = 0;
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operand[1].type = 0;
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/* start-sanitize-sh3e */
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operand[2].type = 0;
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/* end-sanitize-sh3e */
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}
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return ptr;
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}
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@ -650,12 +648,10 @@ get_specific (opcode, operands)
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if (user->type != A_R0_GBR || user->reg != 0)
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goto fail;
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break;
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/* start-sanitize-sh3e */
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case F_FR0:
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if (user->type != F_REG_N || user->reg != 0)
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goto fail;
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break;
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/* end-sanitize-sh3e */
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case A_REG_N:
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case A_INC_N:
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@ -663,11 +659,9 @@ get_specific (opcode, operands)
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case A_IND_N:
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case A_IND_R0_REG_N:
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case A_DISP_REG_N:
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/* start-sanitize-sh3e */
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case F_REG_N:
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case FPUL_N:
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case FPSCR_N:
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/* end-sanitize-sh3e */
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/* Opcode needs rn */
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if (user->type != arg)
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goto fail;
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@ -700,7 +694,6 @@ get_specific (opcode, operands)
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reg_m = user->reg;
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break;
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/* start-sanitize-sh3e */
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case F_REG_M:
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case FPUL_M:
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case FPSCR_M:
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@ -709,7 +702,6 @@ get_specific (opcode, operands)
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goto fail;
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reg_m = user->reg;
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break;
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/* end-sanitize-sh3e */
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default:
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printf ("unhandled %d\n", arg);
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@ -1702,6 +1694,33 @@ tc_coff_sizemachdep (frag)
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return md_relax_table[frag->fr_subtype].rlx_length;
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}
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/* When we align the .text section, insert the correct NOP pattern. */
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int
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sh_do_align (n, fill)
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int n;
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const char *fill;
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{
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if ((fill == NULL || *fill == 0)
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&& (now_seg == text_section
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#ifdef BFD_ASSEMBLER
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|| (now_seg->flags & SEC_CODE) != 0
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#endif
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|| strcmp (obj_segment_name (now_seg), ".init") == 0))
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{
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static const unsigned char big_nop_pattern[] = { 0x00, 0x09 };
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static const unsigned char little_nop_pattern[] = { 0x09, 0x00 };
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if (target_big_endian)
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frag_align_pattern (n, big_nop_pattern, sizeof big_nop_pattern);
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else
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frag_align_pattern (n, little_nop_pattern, sizeof little_nop_pattern);
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return 1;
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}
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return 0;
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}
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#ifdef OBJ_COFF
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/* Adjust a reloc for the SH. This is similar to the generic code,
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@ -1,6 +1,6 @@
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/* This file is tc-sh.h
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Copyright (C) 1993 Free Software Foundation, Inc.
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Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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@ -16,31 +16,65 @@
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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the Free Software Foundation, 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#define TC_SH
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/* This macro translates between an internal fix and an coff reloc type */
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#define TC_COFF_FIX2RTYPE(fixP) tc_coff_fix2rtype(fixP)
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#define TC_COFF_FIX2RTYPE(fix) ((fix)->fx_r_type)
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#define BFD_ARCH bfd_arch_sh
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#define COFF_MAGIC 0x0500
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/* Write out relocs which haven't been done by gas */
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#define TC_COUNT_RELOC(x) (((x)->fx_addsy))
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#define IGNORE_NONSTANDARD_ESCAPES
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#define TC_RELOC_MANGLE(a,b,c) tc_reloc_mangle(a,b,c)
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extern int shl;
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#define COFF_MAGIC (shl ? SH_ARCH_MAGIC_LITTLE : SH_ARCH_MAGIC_BIG)
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/* Whether -relax was used. */
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extern int sh_relax;
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/* When relaxing, we need to generate relocations for alignment
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directives. */
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#define HANDLE_ALIGN(frag) sh_handle_align (frag)
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extern void sh_handle_align PARAMS ((fragS *));
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/* We need to force out some relocations when relaxing. */
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#define TC_FORCE_RELOCATION(fix) sh_force_relocation (fix)
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extern int sh_force_relocation ();
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/* We need to write out relocs which have not been completed. */
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#define TC_COUNT_RELOC(fix) ((fix)->fx_addsy != NULL)
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#define TC_RELOC_MANGLE(seg, fix, int, paddr) \
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sh_coff_reloc_mangle ((seg), (fix), (int), (paddr))
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extern void sh_coff_reloc_mangle ();
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#define IGNORE_NONSTANDARD_ESCAPES
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#define tc_coff_symbol_emit_hook(a) ; /* not used */
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#define DO_NOT_STRIP 0
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#define DO_STRIP 0
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#define LISTING_HEADER "Hitachi Super-H GAS "
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#define LISTING_HEADER (shl ? "Hitachi Super-H GAS Little Endian" : "Hitachi Super-H GAS Big Endian")
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#define NEED_FX_R_TYPE 1
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#define RELOC_32 1234
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#define COFF_FLAGS 1
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#define TC_KEEP_FX_OFFSET 1
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#define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep(frag)
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extern int tc_coff_sizemachdep PARAMS ((fragS *));
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#define md_operand(x)
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extern const struct relax_type md_relax_table[];
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#define TC_GENERIC_RELAX_TABLE md_relax_table
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#define tc_frob_file sh_coff_frob_file
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extern void sh_coff_frob_file PARAMS (());
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/* We use a special alignment function to insert the correct nop
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pattern. */
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extern int sh_do_align PARAMS ((int, const char *));
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#define md_do_align(n,fill,l) if (sh_do_align (n,fill)) goto l
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/* end of tc-sh.h */
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