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Test/fix pabsh, pabsw, psrlvw.

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This commit is contained in:
Andrew Cagney
1997-09-01 09:47:03 +00:00
parent 0ffba68fdc
commit 52352d38d6
14 changed files with 119 additions and 37 deletions
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14
sim/mips/gencode.c
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@ -3580,8 +3580,8 @@ build_instruction (doisa, features, mips16, insn)
break;
case PSRLVW:
printf("GPR_UD(destreg,0) = RT_UW(0) >> (RS_UB(0) & 0x1F);\n");
printf("GPR_UD(destreg,1) = RT_UW(2) >> (RS_UB(8) & 0x1F);\n");
printf("GPR_UD(destreg,0) = SIGNEXTEND ( RT_UW(0) >> (RS_UB(0) & 0x1F), 31);\n");
printf("GPR_UD(destreg,1) = SIGNEXTEND ( RT_UW(2) >> (RS_UB(8) & 0x1F), 31);\n");
break;
case PSRAVW:
@ -3658,14 +3658,18 @@ build_instruction (doisa, features, mips16, insn)
{
char* name = name_for_data_len( insn );
char* letter = letter_for_data_len( insn );
char* min = min_for_data_len( insn );
char* max = max_for_data_len( insn );
printf("int i;\n");
printf("for(i=0;i<%sS_IN_MMI_REGS;i++)\n", name );
printf(" {\n");
printf(" if (RT_S%s(i) < 0)\n", letter );
printf(" GPR_S%s(destreg,i) = -RT_S%s(i);\n", letter, letter );
printf(" else\n");
printf(" if (RT_S%s(i) >= 0)\n", letter );
printf(" GPR_S%s(destreg,i) = RT_S%s(i);\n", letter, letter );
printf(" else if (RT_S%s(i) == %s)\n", letter, min );
printf(" GPR_S%s(destreg,i) = %s;\n", letter, max );
printf(" else\n");
printf(" GPR_S%s(destreg,i) = -RT_S%s(i);\n", letter, letter );
printf(" }\n");
break;
}