583ae56fd2
Choosing smaller instruction encodings on eg. x86 is an optimization, rather than a useful discrete setting. Use "is_compressed" only for ISAs that have an explicit compression feature that users of the output may to be aware of, such as RISC-V's RVC or ARM's Thumb-2.
29 lines
856 B
Plaintext
29 lines
856 B
Plaintext
; binary emission of 64-bit code.
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test binemit
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set is_64bit
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set opt_level=best
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set allones_funcaddrs
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isa x86 haswell
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; The binary encodings can be verified with the command:
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;
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; sed -ne 's/^ *; asm: *//p' filetests/isa/x86/allones_funcaddrs64.cton | llvm-mc -show-encoding -triple=x86_64
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;
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; Tests from binary64.cton affected by allones_funcaddrs.
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function %I64() {
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sig0 = ()
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fn0 = %foo()
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ebb0:
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; asm: movabsq $-1, %rcx
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[-,%rcx] v400 = func_addr.i64 fn0 ; bin: 48 b9 Abs8(%foo) ffffffffffffffff
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; asm: movabsq $-1, %rsi
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[-,%rsi] v401 = func_addr.i64 fn0 ; bin: 48 be Abs8(%foo) ffffffffffffffff
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; asm: movabsq $-1, %r10
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[-,%r10] v402 = func_addr.i64 fn0 ; bin: 49 ba Abs8(%foo) ffffffffffffffff
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return ; bin: c3
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}
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