[X86][AArch64][NFC] Finish adding 'bad' tests for masked merge unfolding with constants.

I have initially committed basic tests in, rL330771,
but then quickly discovered that there are a few more
interesting patterns.

llvm-svn: 330819
This commit is contained in:
Roman Lebedev 2018-04-25 12:48:23 +00:00
parent b934728cd2
commit cfa9e58ccf
2 changed files with 493 additions and 83 deletions

View File

@ -330,58 +330,210 @@ define i32 @in_complex_y1_m1(i32 %x, i32 %y_hi, i32 %y_low, i32 %m_a, i32 %m_b)
ret i32 %r
}
; ============================================================================ ;
; Both xor's have the same constant operand
; Various cases with %x and/or %y being a constant
; ============================================================================ ;
define i32 @out_constant_y_mone(i32 %x, i32 %mask) {
; CHECK-LABEL: out_constant_y_mone:
define i32 @out_constant_varx_mone(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_varx_mone:
; CHECK: // %bb.0:
; CHECK-NEXT: and w8, w0, w1
; CHECK-NEXT: orn w0, w8, w1
; CHECK-NEXT: and w8, w2, w0
; CHECK-NEXT: orn w0, w8, w2
; CHECK-NEXT: ret
%mx = and i32 %x, %mask
%notmask = xor i32 %mask, -1
%my = and i32 %notmask, -1 ; %y
%mx = and i32 %mask, %x
%my = and i32 %notmask, -1
%r = or i32 %mx, %my
ret i32 %r
}
; FIXME: should be bic+mvn
define i32 @in_constant_y_mone(i32 %x, i32 %mask) {
; CHECK-LABEL: in_constant_y_mone:
define i32 @in_constant_varx_mone(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_varx_mone:
; CHECK: // %bb.0:
; CHECK-NEXT: and w8, w0, w1
; CHECK-NEXT: orn w0, w8, w1
; CHECK-NEXT: and w8, w0, w2
; CHECK-NEXT: orn w0, w8, w2
; CHECK-NEXT: ret
%n0 = xor i32 %x, -1 ; %y
%n0 = xor i32 %x, -1 ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, -1 ; %y
%r = xor i32 %n1, -1
ret i32 %r
}
define i32 @out_constant_y_one(i32 %x, i32 %mask) {
; CHECK-LABEL: out_constant_y_one:
define i32 @out_constant_varx_mone_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_varx_mone_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mvn w9, w1
; CHECK-NEXT: and w8, w0, w1
; CHECK-NEXT: and w9, w9, #0x1
; CHECK-NEXT: orr w0, w8, w9
; CHECK-NEXT: bic w8, w0, w2
; CHECK-NEXT: orr w0, w8, w2
; CHECK-NEXT: ret
%mx = and i32 %x, %mask
%notmask = xor i32 %mask, -1
%my = and i32 %notmask, 1 ; %y
%mx = and i32 %notmask, %x
%my = and i32 %mask, -1
%r = or i32 %mx, %my
ret i32 %r
}
; FIXME: should be eor+and+eor
define i32 @in_constant_y_one(i32 %x, i32 %mask) {
; CHECK-LABEL: in_constant_y_one:
define i32 @in_constant_varx_mone_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_varx_mone_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mvn w9, w1
; CHECK-NEXT: and w8, w0, w1
; CHECK-NEXT: and w9, w9, #0x1
; CHECK-NEXT: bic w8, w0, w2
; CHECK-NEXT: orr w0, w8, w2
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%n0 = xor i32 %x, -1 ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, -1
ret i32 %r
}
define i32 @out_constant_varx_42(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_varx_42:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w9, #42
; CHECK-NEXT: and w8, w2, w0
; CHECK-NEXT: bic w9, w9, w2
; CHECK-NEXT: orr w0, w8, w9
; CHECK-NEXT: ret
%n0 = xor i32 %x, 1 ; %y
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, %x
%my = and i32 %notmask, 42
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_varx_42(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_varx_42:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w8, #42
; CHECK-NEXT: bic w8, w8, w2
; CHECK-NEXT: and w9, w0, w2
; CHECK-NEXT: orr w0, w9, w8
; CHECK-NEXT: ret
%n0 = xor i32 %x, 42 ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, 1 ; %y
%r = xor i32 %n1, 42
ret i32 %r
}
define i32 @out_constant_varx_42_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_varx_42_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w9, #42
; CHECK-NEXT: bic w8, w0, w2
; CHECK-NEXT: and w9, w2, w9
; CHECK-NEXT: orr w0, w8, w9
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, %x
%my = and i32 %mask, 42
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_varx_42_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_varx_42_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w8, #42
; CHECK-NEXT: and w8, w2, w8
; CHECK-NEXT: bic w9, w0, w2
; CHECK-NEXT: orr w0, w9, w8
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%n0 = xor i32 %x, 42 ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, 42
ret i32 %r
}
define i32 @out_constant_mone_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_mone_vary:
; CHECK: // %bb.0:
; CHECK-NEXT: bic w8, w1, w2
; CHECK-NEXT: orr w0, w2, w8
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, -1
%my = and i32 %notmask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_mone_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_mone_vary:
; CHECK: // %bb.0:
; CHECK-NEXT: bic w8, w1, w2
; CHECK-NEXT: orr w0, w2, w8
; CHECK-NEXT: ret
%n0 = xor i32 -1, %y ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_mone_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_mone_vary_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: and w8, w2, w1
; CHECK-NEXT: orn w0, w8, w2
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, -1
%my = and i32 %mask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_mone_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_mone_vary_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: and w8, w1, w2
; CHECK-NEXT: orn w0, w8, w2
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%n0 = xor i32 -1, %y ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_42_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_42_vary:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w8, #42
; CHECK-NEXT: and w8, w2, w8
; CHECK-NEXT: bic w9, w1, w2
; CHECK-NEXT: orr w0, w8, w9
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, 42
%my = and i32 %notmask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_42_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_42_vary:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w9, #42
; CHECK-NEXT: bic w8, w1, w2
; CHECK-NEXT: and w9, w2, w9
; CHECK-NEXT: orr w0, w9, w8
; CHECK-NEXT: ret
%n0 = xor i32 42, %y ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_42_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: out_constant_42_vary_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w8, #42
; CHECK-NEXT: bic w8, w8, w2
; CHECK-NEXT: and w9, w2, w1
; CHECK-NEXT: orr w0, w8, w9
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, 42
%my = and i32 %mask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_42_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-LABEL: in_constant_42_vary_invmask:
; CHECK: // %bb.0:
; CHECK-NEXT: mov w9, #42
; CHECK-NEXT: and w8, w1, w2
; CHECK-NEXT: bic w9, w9, w2
; CHECK-NEXT: orr w0, w9, w8
; CHECK-NEXT: ret
%notmask = xor i32 %mask, -1
%n0 = xor i32 42, %y ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, %y
ret i32 %r
}
; ============================================================================ ;

View File

@ -535,97 +535,355 @@ define i32 @in_complex_y1_m1(i32 %x, i32 %y_hi, i32 %y_low, i32 %m_a, i32 %m_b)
ret i32 %r
}
; ============================================================================ ;
; Both xor's have the same constant operand
; Various cases with %x and/or %y being a constant
; ============================================================================ ;
define i32 @out_constant_y_mone(i32 %x, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_y_mone:
define i32 @out_constant_varx_mone(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_varx_mone:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: andl %esi, %edi
; CHECK-NOBMI-NEXT: notl %esi
; CHECK-NOBMI-NEXT: orl %edi, %esi
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: orl %edx, %edi
; CHECK-NOBMI-NEXT: movl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_y_mone:
; CHECK-BMI-LABEL: out_constant_varx_mone:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %esi, %edi
; CHECK-BMI-NEXT: notl %esi
; CHECK-BMI-NEXT: orl %edi, %esi
; CHECK-BMI-NEXT: movl %esi, %eax
; CHECK-BMI-NEXT: andl %edx, %edi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: orl %edx, %edi
; CHECK-BMI-NEXT: movl %edi, %eax
; CHECK-BMI-NEXT: retq
%mx = and i32 %x, %mask
%notmask = xor i32 %mask, -1
%my = and i32 %notmask, -1 ; %y
%mx = and i32 %mask, %x
%my = and i32 %notmask, -1
%r = or i32 %mx, %my
ret i32 %r
}
; FIXME: should be andnl+notl if BMI
define i32 @in_constant_y_mone(i32 %x, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_y_mone:
define i32 @in_constant_varx_mone(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_varx_mone:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: notl %edi
; CHECK-NOBMI-NEXT: andl %esi, %edi
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: notl %edi
; CHECK-NOBMI-NEXT: movl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_y_mone:
; CHECK-BMI-LABEL: in_constant_varx_mone:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %esi, %edi
; CHECK-BMI-NEXT: notl %esi
; CHECK-BMI-NEXT: orl %edi, %esi
; CHECK-BMI-NEXT: movl %esi, %eax
; CHECK-BMI-NEXT: andl %edx, %edi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: orl %edi, %edx
; CHECK-BMI-NEXT: movl %edx, %eax
; CHECK-BMI-NEXT: retq
%n0 = xor i32 %x, -1 ; %y
%n0 = xor i32 %x, -1 ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, -1 ; %y
%r = xor i32 %n1, -1
ret i32 %r
}
define i32 @out_constant_y_one(i32 %x, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_y_one:
define i32 @out_constant_varx_mone_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_varx_mone_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: andl %esi, %edi
; CHECK-NOBMI-NEXT: notl %esi
; CHECK-NOBMI-NEXT: andl $1, %esi
; CHECK-NOBMI-NEXT: orl %edi, %esi
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl %edi, %eax
; CHECK-NOBMI-NEXT: orl %edx, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_y_one:
; CHECK-BMI-LABEL: out_constant_varx_mone_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %esi, %edi
; CHECK-BMI-NEXT: notl %esi
; CHECK-BMI-NEXT: andl $1, %esi
; CHECK-BMI-NEXT: orl %edi, %esi
; CHECK-BMI-NEXT: movl %esi, %eax
; CHECK-BMI-NEXT: andnl %edi, %edx, %eax
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%mx = and i32 %x, %mask
%notmask = xor i32 %mask, -1
%my = and i32 %notmask, 1 ; %y
%mx = and i32 %notmask, %x
%my = and i32 %mask, -1
%r = or i32 %mx, %my
ret i32 %r
}
; FIXME: NOBMI and BMI should match, or BMI should be better.
define i32 @in_constant_y_one(i32 %x, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_y_one:
define i32 @in_constant_varx_mone_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_varx_mone_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: xorl $1, %edi
; CHECK-NOBMI-NEXT: andl %esi, %edi
; CHECK-NOBMI-NEXT: xorl $1, %edi
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: notl %edi
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: notl %edi
; CHECK-NOBMI-NEXT: movl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_y_one:
; CHECK-BMI-LABEL: in_constant_varx_mone_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %esi, %edi
; CHECK-BMI-NEXT: notl %esi
; CHECK-BMI-NEXT: andl $1, %esi
; CHECK-BMI-NEXT: orl %edi, %esi
; CHECK-BMI-NEXT: andnl %edi, %edx, %eax
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%n0 = xor i32 %x, -1 ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, -1
ret i32 %r
}
define i32 @out_constant_varx_42(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_varx_42:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl $42, %eax
; CHECK-NOBMI-NEXT: orl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_varx_42:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %edi
; CHECK-BMI-NEXT: movl %edx, %eax
; CHECK-BMI-NEXT: notl %eax
; CHECK-BMI-NEXT: andl $42, %eax
; CHECK-BMI-NEXT: orl %edi, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, %x
%my = and i32 %notmask, 42
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_varx_42(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_varx_42:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: xorl $42, %edi
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: xorl $42, %edi
; CHECK-NOBMI-NEXT: movl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_varx_42:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %edi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edi, %edx
; CHECK-BMI-NEXT: movl %edx, %eax
; CHECK-BMI-NEXT: retq
%n0 = xor i32 %x, 42 ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, 42
ret i32 %r
}
define i32 @out_constant_varx_42_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_varx_42_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl %edi, %eax
; CHECK-NOBMI-NEXT: andl $42, %edx
; CHECK-NOBMI-NEXT: orl %eax, %edx
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_varx_42_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %edi, %edx, %eax
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, %x
%my = and i32 %mask, 42
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_varx_42_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_varx_42_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: xorl $42, %edi
; CHECK-NOBMI-NEXT: andl %edx, %edi
; CHECK-NOBMI-NEXT: xorl $42, %edi
; CHECK-NOBMI-NEXT: movl %edi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_varx_42_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %edi, %edx, %eax
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%n0 = xor i32 %x, 42 ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, 42
ret i32 %r
}
define i32 @out_constant_mone_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_mone_vary:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl %esi, %eax
; CHECK-NOBMI-NEXT: orl %edx, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_mone_vary:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %esi, %edx, %eax
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, -1
%my = and i32 %notmask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_mone_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_mone_vary:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl %edx, %eax
; CHECK-NOBMI-NEXT: xorl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_mone_vary:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %esi, %edx, %eax
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%n0 = xor i32 -1, %y ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_mone_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_mone_vary_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: andl %edx, %esi
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: orl %edx, %esi
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_mone_vary_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %esi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: orl %edx, %esi
; CHECK-BMI-NEXT: movl %esi, %eax
; CHECK-BMI-NEXT: retq
%n0 = xor i32 %x, 1 ; %y
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, -1
%my = and i32 %mask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_mone_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_mone_vary_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl %edx, %eax
; CHECK-NOBMI-NEXT: xorl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_mone_vary_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %esi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: orl %esi, %edx
; CHECK-BMI-NEXT: movl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%n0 = xor i32 -1, %y ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_42_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_42_vary:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: movl %edx, %eax
; CHECK-NOBMI-NEXT: notl %eax
; CHECK-NOBMI-NEXT: andl $42, %edx
; CHECK-NOBMI-NEXT: andl %esi, %eax
; CHECK-NOBMI-NEXT: orl %edx, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_42_vary:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %esi, %edx, %eax
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%mx = and i32 %mask, 42
%my = and i32 %notmask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_42_vary(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_42_vary:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: xorl $42, %eax
; CHECK-NOBMI-NEXT: andl %edx, %eax
; CHECK-NOBMI-NEXT: xorl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_42_vary:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andnl %esi, %edx, %eax
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edx, %eax
; CHECK-BMI-NEXT: retq
%n0 = xor i32 42, %y ; %x
%n1 = and i32 %n0, %mask
%r = xor i32 %n1, 1 ; %y
%r = xor i32 %n1, %y
ret i32 %r
}
define i32 @out_constant_42_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: out_constant_42_vary_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: andl %edx, %esi
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: andl $42, %edx
; CHECK-NOBMI-NEXT: orl %edx, %esi
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: out_constant_42_vary_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %esi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %edx, %esi
; CHECK-BMI-NEXT: movl %esi, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%mx = and i32 %notmask, 42
%my = and i32 %mask, %y
%r = or i32 %mx, %my
ret i32 %r
}
define i32 @in_constant_42_vary_invmask(i32 %x, i32 %y, i32 %mask) {
; CHECK-NOBMI-LABEL: in_constant_42_vary_invmask:
; CHECK-NOBMI: # %bb.0:
; CHECK-NOBMI-NEXT: notl %edx
; CHECK-NOBMI-NEXT: movl %esi, %eax
; CHECK-NOBMI-NEXT: xorl $42, %eax
; CHECK-NOBMI-NEXT: andl %edx, %eax
; CHECK-NOBMI-NEXT: xorl %esi, %eax
; CHECK-NOBMI-NEXT: retq
;
; CHECK-BMI-LABEL: in_constant_42_vary_invmask:
; CHECK-BMI: # %bb.0:
; CHECK-BMI-NEXT: andl %edx, %esi
; CHECK-BMI-NEXT: notl %edx
; CHECK-BMI-NEXT: andl $42, %edx
; CHECK-BMI-NEXT: orl %esi, %edx
; CHECK-BMI-NEXT: movl %edx, %eax
; CHECK-BMI-NEXT: retq
%notmask = xor i32 %mask, -1
%n0 = xor i32 42, %y ; %x
%n1 = and i32 %n0, %notmask
%r = xor i32 %n1, %y
ret i32 %r
}
; ============================================================================ ;