2919 NOT_LP64(assert(VM_Version::supports_sse2(), ""));
2920 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F2);
2921 }
2922
2923 void Assembler::subss(XMMRegister dst, XMMRegister src) {
2924 NOT_LP64(assert(VM_Version::supports_sse(), ""));
2925 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F3);
2926 }
2927
2928 void Assembler::subss(XMMRegister dst, Address src) {
2929 NOT_LP64(assert(VM_Version::supports_sse(), ""));
2930 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F3);
2931 }
2932
2933 void Assembler::testb(Register dst, int imm8) {
2934 NOT_LP64(assert(dst->has_byte_register(), "must have byte register"));
2935 (void) prefix_and_encode(dst->encoding(), true);
2936 emit_arith_b(0xF6, 0xC0, dst, imm8);
2937 }
2938
2939 void Assembler::testl(Register dst, int32_t imm32) {
2940 // not using emit_arith because test
2941 // doesn't support sign-extension of
2942 // 8bit operands
2943 int encode = dst->encoding();
2944 if (encode == 0) {
2945 emit_int8((unsigned char)0xA9);
2946 } else {
2947 encode = prefix_and_encode(encode);
2948 emit_int8((unsigned char)0xF7);
2949 emit_int8((unsigned char)(0xC0 | encode));
2950 }
2951 emit_int32(imm32);
2952 }
2953
2954 void Assembler::testl(Register dst, Register src) {
2955 (void) prefix_and_encode(dst->encoding(), src->encoding());
2956 emit_arith(0x85, 0xC0, dst, src);
2957 }
2958
|
2919 NOT_LP64(assert(VM_Version::supports_sse2(), ""));
2920 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F2);
2921 }
2922
2923 void Assembler::subss(XMMRegister dst, XMMRegister src) {
2924 NOT_LP64(assert(VM_Version::supports_sse(), ""));
2925 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F3);
2926 }
2927
2928 void Assembler::subss(XMMRegister dst, Address src) {
2929 NOT_LP64(assert(VM_Version::supports_sse(), ""));
2930 emit_simd_arith(0x5C, dst, src, VEX_SIMD_F3);
2931 }
2932
2933 void Assembler::testb(Register dst, int imm8) {
2934 NOT_LP64(assert(dst->has_byte_register(), "must have byte register"));
2935 (void) prefix_and_encode(dst->encoding(), true);
2936 emit_arith_b(0xF6, 0xC0, dst, imm8);
2937 }
2938
2939 void Assembler::testb(Address dst, int imm8) {
2940 InstructionMark im(this);
2941 prefix(dst);
2942 emit_int8((unsigned char)0xF6);
2943 emit_operand(rax, dst, 1);
2944 emit_int8(imm8);
2945 }
2946
2947 void Assembler::testl(Register dst, int32_t imm32) {
2948 // not using emit_arith because test
2949 // doesn't support sign-extension of
2950 // 8bit operands
2951 int encode = dst->encoding();
2952 if (encode == 0) {
2953 emit_int8((unsigned char)0xA9);
2954 } else {
2955 encode = prefix_and_encode(encode);
2956 emit_int8((unsigned char)0xF7);
2957 emit_int8((unsigned char)(0xC0 | encode));
2958 }
2959 emit_int32(imm32);
2960 }
2961
2962 void Assembler::testl(Register dst, Register src) {
2963 (void) prefix_and_encode(dst->encoding(), src->encoding());
2964 emit_arith(0x85, 0xC0, dst, src);
2965 }
2966
|