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According to gas manual, suffix in instruction mnemonics isn't always required: When there is no sizing suffix and no (suitable) register operands to deduce the size of memory operands, with a few exceptions and where long operand size is possible in the first place, operand size will default to long in 32- and 64-bit modes. This includes cvtsi2sd, cvtsi2ss, vcvtsi2sd, vcvtsi2ss, vcvtusi2sd and vcvtusi2ss. Since they are used in GCC 8 and older GCC releases, they must be allowed without suffix in AT&T syntax. gas/ PR gas/25622 * testsuite/gas/i386/i386.exp: Run x86-64-default-suffix and x86-64-default-suffix-avx. * testsuite/gas/i386/noreg64.s: Remove cvtsi2sd, cvtsi2ss, vcvtsi2sd, vcvtsi2ss, vcvtusi2sd and vcvtusi2ss entries. * testsuite/gas/i386/noreg64.d: Updated. * testsuite/gas/i386/noreg64.l: Likewise. * testsuite/gas/i386/x86-64-default-suffix-avx.d: New file. * testsuite/gas/i386/x86-64-default-suffix.d: Likewise. * testsuite/gas/i386/x86-64-default-suffix.s: Likewise. opcodes/ PR gas/25622 * i386-opc.tbl: Add IgnoreSize to cvtsi2sd, cvtsi2ss, vcvtsi2sd, vcvtsi2ss, vcvtusi2sd and vcvtusi2ss for AT&T syntax. * i386-tbl.h: Regenerated. |
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