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      1 ; RUN: llc < %s -march=cellspu > %t1.s
      2 ; RUN: grep eqv  %t1.s | count 18
      3 ; RUN: grep xshw %t1.s | count 6
      4 ; RUN: grep xsbh %t1.s | count 3
      5 ; RUN: grep andi %t1.s | count 3
      6 
      7 ; Test the 'eqv' instruction, whose boolean expression is:
      8 ; (a & b) | (~a & ~b), which simplifies to
      9 ; (a & b) | ~(a | b)
     10 ; Alternatively, a ^ ~b, which the compiler will also match.
     11 
     12 ; ModuleID = 'eqv.bc'
     13 target datalayout = "E-p:32:32:128-f64:64:128-f32:32:128-i64:32:128-i32:32:128-i16:16:128-i8:8:128-i1:8:128-a0:0:128-v128:128:128-s0:128:128"
     14 target triple = "spu"
     15 
     16 define <4 x i32> @equiv_v4i32_1(<4 x i32> %arg1, <4 x i32> %arg2) {
     17         %A = and <4 x i32> %arg1, %arg2
     18         %B = or <4 x i32> %arg1, %arg2
     19         %Bnot = xor <4 x i32> %B, < i32 -1, i32 -1, i32 -1, i32 -1 >
     20         %C = or <4 x i32> %A, %Bnot
     21         ret <4 x i32> %C
     22 }
     23 
     24 define <4 x i32> @equiv_v4i32_2(<4 x i32> %arg1, <4 x i32> %arg2) {
     25         %B = or <4 x i32> %arg1, %arg2          ; <<4 x i32>> [#uses=1]
     26         %Bnot = xor <4 x i32> %B, < i32 -1, i32 -1, i32 -1, i32 -1 >            ; <<4 x i32>> [#uses=1]
     27         %A = and <4 x i32> %arg1, %arg2         ; <<4 x i32>> [#uses=1]
     28         %C = or <4 x i32> %A, %Bnot             ; <<4 x i32>> [#uses=1]
     29         ret <4 x i32> %C
     30 }
     31 
     32 define <4 x i32> @equiv_v4i32_3(<4 x i32> %arg1, <4 x i32> %arg2) {
     33         %B = or <4 x i32> %arg1, %arg2          ; <<4 x i32>> [#uses=1]
     34         %A = and <4 x i32> %arg1, %arg2         ; <<4 x i32>> [#uses=1]
     35         %Bnot = xor <4 x i32> %B, < i32 -1, i32 -1, i32 -1, i32 -1 >            ; <<4 x i32>> [#uses=1]
     36         %C = or <4 x i32> %A, %Bnot             ; <<4 x i32>> [#uses=1]
     37         ret <4 x i32> %C
     38 }
     39 
     40 define <4 x i32> @equiv_v4i32_4(<4 x i32> %arg1, <4 x i32> %arg2) {
     41         %arg2not = xor <4 x i32> %arg2, < i32 -1, i32 -1, i32 -1, i32 -1 >
     42         %C = xor <4 x i32> %arg1, %arg2not
     43         ret <4 x i32> %C
     44 }
     45 
     46 define i32 @equiv_i32_1(i32 %arg1, i32 %arg2) {
     47         %A = and i32 %arg1, %arg2               ; <i32> [#uses=1]
     48         %B = or i32 %arg1, %arg2                ; <i32> [#uses=1]
     49         %Bnot = xor i32 %B, -1                  ; <i32> [#uses=1]
     50         %C = or i32 %A, %Bnot                   ; <i32> [#uses=1]
     51         ret i32 %C
     52 }
     53 
     54 define i32 @equiv_i32_2(i32 %arg1, i32 %arg2) {
     55         %B = or i32 %arg1, %arg2                ; <i32> [#uses=1]
     56         %Bnot = xor i32 %B, -1                  ; <i32> [#uses=1]
     57         %A = and i32 %arg1, %arg2               ; <i32> [#uses=1]
     58         %C = or i32 %A, %Bnot                   ; <i32> [#uses=1]
     59         ret i32 %C
     60 }
     61 
     62 define i32 @equiv_i32_3(i32 %arg1, i32 %arg2) {
     63         %B = or i32 %arg1, %arg2                ; <i32> [#uses=1]
     64         %A = and i32 %arg1, %arg2               ; <i32> [#uses=1]
     65         %Bnot = xor i32 %B, -1                  ; <i32> [#uses=1]
     66         %C = or i32 %A, %Bnot                   ; <i32> [#uses=1]
     67         ret i32 %C
     68 }
     69 
     70 define i32 @equiv_i32_4(i32 %arg1, i32 %arg2) {
     71         %arg2not = xor i32 %arg2, -1
     72         %C = xor i32 %arg1, %arg2not
     73         ret i32 %C
     74 }
     75 
     76 define i32 @equiv_i32_5(i32 %arg1, i32 %arg2) {
     77         %arg1not = xor i32 %arg1, -1
     78         %C = xor i32 %arg2, %arg1not
     79         ret i32 %C
     80 }
     81 
     82 define signext i16 @equiv_i16_1(i16 signext %arg1, i16 signext %arg2)  {
     83         %A = and i16 %arg1, %arg2               ; <i16> [#uses=1]
     84         %B = or i16 %arg1, %arg2                ; <i16> [#uses=1]
     85         %Bnot = xor i16 %B, -1                  ; <i16> [#uses=1]
     86         %C = or i16 %A, %Bnot                   ; <i16> [#uses=1]
     87         ret i16 %C
     88 }
     89 
     90 define signext i16 @equiv_i16_2(i16 signext %arg1, i16 signext %arg2) {
     91         %B = or i16 %arg1, %arg2                ; <i16> [#uses=1]
     92         %Bnot = xor i16 %B, -1                  ; <i16> [#uses=1]
     93         %A = and i16 %arg1, %arg2               ; <i16> [#uses=1]
     94         %C = or i16 %A, %Bnot                   ; <i16> [#uses=1]
     95         ret i16 %C
     96 }
     97 
     98 define signext i16 @equiv_i16_3(i16 signext %arg1, i16 signext %arg2)  {
     99         %B = or i16 %arg1, %arg2                ; <i16> [#uses=1]
    100         %A = and i16 %arg1, %arg2               ; <i16> [#uses=1]
    101         %Bnot = xor i16 %B, -1                  ; <i16> [#uses=1]
    102         %C = or i16 %A, %Bnot                   ; <i16> [#uses=1]
    103         ret i16 %C
    104 }
    105 
    106 define signext i8 @equiv_i8_1(i8 signext %arg1, i8 signext %arg2)  {
    107         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    108         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    109         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    110         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    111         ret i8 %C
    112 }
    113 
    114 define signext i8 @equiv_i8_2(i8 signext %arg1, i8 signext %arg2)  {
    115         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    116         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    117         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    118         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    119         ret i8 %C
    120 }
    121 
    122 define signext i8 @equiv_i8_3(i8 signext %arg1, i8 signext %arg2)  {
    123         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    124         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    125         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    126         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    127         ret i8 %C
    128 }
    129 
    130 define zeroext i8 @equiv_u8_1(i8 zeroext %arg1, i8 zeroext %arg2)  {
    131         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    132         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    133         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    134         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    135         ret i8 %C
    136 }
    137 
    138 define zeroext i8 @equiv_u8_2(i8 zeroext %arg1, i8 zeroext %arg2)  {
    139         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    140         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    141         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    142         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    143         ret i8 %C
    144 }
    145 
    146 define zeroext i8 @equiv_u8_3(i8 zeroext %arg1, i8 zeroext %arg2)  {
    147         %B = or i8 %arg1, %arg2         ; <i8> [#uses=1]
    148         %A = and i8 %arg1, %arg2                ; <i8> [#uses=1]
    149         %Bnot = xor i8 %B, -1                   ; <i8> [#uses=1]
    150         %C = or i8 %A, %Bnot                    ; <i8> [#uses=1]
    151         ret i8 %C
    152 }
    153