[Issue 8497] Bad code gen involving ubyte, ternary operators, and shifts

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=8497



--- Comment #1 from Peter Alexander <peter.alexander.au at gmail.com> 2012-08-02 13:27:47 PDT ---
Dissassembly:

_D4test3Foo3fooMFkZv:
00000001000007b0    pushq   %rbp
00000001000007b1    movq    %rsp,%rbp
00000001000007b4    subq    $0x18,%rsp
00000001000007b8    pushq   %rbx
00000001000007b9    movl    %esi,0xf8(%rbp)
00000001000007bc    testq   %rdi,%rdi
00000001000007bf    jne     0x1000007f6
00000001000007c1    movl    $0x00000004,%r8d
00000001000007c7    movq    0x00022b5a(%rip),%rcx
00000001000007ce    movq    0x00022b4b(%rip),%rax
00000001000007d5    movq    %rax,%rdx
00000001000007d8    movq    %rdx,0xe8(%rbp)
00000001000007dc    movq    0x00022b65(%rip),%rdx
00000001000007e3    movq    0x00022b56(%rip),%rdi
00000001000007ea    movq    %rdx,%rsi
00000001000007ed    movq    0xe8(%rbp),%rdx
00000001000007f1    callq   0x10002189a ; symbol stub for: __d_assert_msg
00000001000007f6    callq   0x1000217e0 ; symbol stub for:
_D9invariant12_d_invariantFC6ObjectZv
00000001000007fb    movl    0xf8(%rbp),%ebx
00000001000007fe    cmpl    $0x7f,%ebx
0000000100000801    movl    $0x00000001,%esi
0000000100000806    jb      0x100000813
0000000100000808    cmpl    $0x001fc000,%ebx
000000010000080e    sbbl    %esi,%esi
0000000100000810    addb    $0x03,%dh
0000000100000813    movq    %rsi,%rdi
0000000100000816    callq   0x100021282 ; symbol stub for:
_D3std5stdio14__T7writelnThZ7writelnFhZv
000000010000081b    popq    %rbx
000000010000081c    leave
000000010000081d    ret

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