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// x86-64 va_start lowering magic. |
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// x86-64 va_start lowering magic. |
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let usesCustomInserter = 1 in { |
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let usesCustomInserter = 1, Defs = [EFLAGS] in { |
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def VASTART_SAVE_XMM_REGS : I<0, Pseudo, |
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def VASTART_SAVE_XMM_REGS : I<0, Pseudo, |
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(outs), |
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(outs), |
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(ins GR8:$al, |
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(ins GR8:$al, |
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"#VASTART_SAVE_XMM_REGS $al, $regsavefi, $offset", |
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"#VASTART_SAVE_XMM_REGS $al, $regsavefi, $offset", |
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[(X86vastart_save_xmm_regs GR8:$al, |
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[(X86vastart_save_xmm_regs GR8:$al, |
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imm:$regsavefi, |
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imm:$regsavefi, |
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imm:$offset)]>; |
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imm:$offset), |
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(implicit EFLAGS)]>; |
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// The VAARG_64 pseudo-instruction takes the address of the va_list, |
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// The VAARG_64 pseudo-instruction takes the address of the va_list, |
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// and places the address of the next argument into a register. |
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// and places the address of the next argument into a register. |
