diff --git a/llvm/test/CodeGen/ARM/bfi.ll b/llvm/test/CodeGen/ARM/bfi.ll index 725e173324af..b6126ab51c35 100644 --- a/llvm/test/CodeGen/ARM/bfi.ll +++ b/llvm/test/CodeGen/ARM/bfi.ll @@ -216,3 +216,228 @@ define i32 @f13(i32 %x, i32 %y) { %sel = select i1 %cmp, i32 %y2, i32 %or ret i32 %sel } + +define i32 @bfi1(i32 %a, i32 %b) { +; CHECK-LABEL: bfi1: +; CHECK: @ %bb.0: +; CHECK-NEXT: and r2, r0, #1 +; CHECK-NEXT: bic r1, r1, #19 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r2, r0, #16 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r0, r0, #2 +; CHECK-NEXT: orr r0, r1, r0 +; CHECK-NEXT: bx lr + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 16 + %y2 = and i32 %z1, 4294967279 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 2 + %y3 = and i32 %z2, 4294967293 + %z3 = or i32 %y3, %x3 + ret i32 %z3 +} + +define void @bfi1_use(i32 %a, i32 %b) { +; CHECK-LABEL: bfi1_use: +; CHECK: @ %bb.0: +; CHECK-NEXT: push {r11, lr} +; CHECK-NEXT: mov r2, r1 +; CHECK-NEXT: lsr r3, r0, #4 +; CHECK-NEXT: bfi r2, r0, #0, #1 +; CHECK-NEXT: lsr r0, r0, #1 +; CHECK-NEXT: mov r1, r2 +; CHECK-NEXT: bfi r1, r3, #4, #1 +; CHECK-NEXT: mov r3, r1 +; CHECK-NEXT: bfi r3, r0, #1, #1 +; CHECK-NEXT: mov r0, r2 +; CHECK-NEXT: mov r2, r3 +; CHECK-NEXT: bl use +; CHECK-NEXT: pop {r11, pc} + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 16 + %y2 = and i32 %z1, 4294967279 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 2 + %y3 = and i32 %z2, 4294967293 + %z3 = or i32 %y3, %x3 + call void @use(i32 %z1, i32 %z2, i32 %z3, i32 %z3) + ret void +} + +define i32 @bfi2(i32 %a, i32 %b) { +; CHECK-LABEL: bfi2: +; CHECK: @ %bb.0: +; CHECK-NEXT: movw r2, #65148 +; CHECK-NEXT: movt r2, #65535 +; CHECK-NEXT: and r1, r1, r2 +; CHECK-NEXT: and r2, r0, #1 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r2, r0, #2 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r2, r0, #128 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r0, r0, #256 +; CHECK-NEXT: orr r0, r1, r0 +; CHECK-NEXT: bx lr + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 2 + %y2 = and i32 %z1, 4294967293 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 128 + %y3 = and i32 %z2, 4294967167 + %z3 = or i32 %y3, %x3 + %x4 = and i32 %a, 256 + %y4 = and i32 %z3, 4294967039 + %z4 = or i32 %y4, %x4 + ret i32 %z4 +} + +define void @bfi2_uses(i32 %a, i32 %b) { +; CHECK-LABEL: bfi2_uses: +; CHECK: @ %bb.0: +; CHECK-NEXT: push {r11, lr} +; CHECK-NEXT: mov r12, r1 +; CHECK-NEXT: bfi r1, r0, #0, #2 +; CHECK-NEXT: bfi r12, r0, #0, #1 +; CHECK-NEXT: lsr r0, r0, #7 +; CHECK-NEXT: mov r2, r1 +; CHECK-NEXT: mov r3, r1 +; CHECK-NEXT: bfi r2, r0, #7, #1 +; CHECK-NEXT: bfi r3, r0, #7, #2 +; CHECK-NEXT: mov r0, r12 +; CHECK-NEXT: bl use +; CHECK-NEXT: pop {r11, pc} + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 2 + %y2 = and i32 %z1, 4294967293 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 128 + %y3 = and i32 %z2, 4294967167 + %z3 = or i32 %y3, %x3 + %x4 = and i32 %a, 256 + %y4 = and i32 %z3, 4294967039 + %z4 = or i32 %y4, %x4 + call void @use(i32 %z1, i32 %z2, i32 %z3, i32 %z4) + ret void +} + +define i32 @bfi3(i32 %a, i32 %b) { +; CHECK-LABEL: bfi3: +; CHECK: @ %bb.0: +; CHECK-NEXT: movw r2, #65148 +; CHECK-NEXT: movt r2, #65535 +; CHECK-NEXT: and r1, r1, r2 +; CHECK-NEXT: and r2, r0, #1 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r2, r0, #128 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r2, r0, #2 +; CHECK-NEXT: orr r1, r1, r2 +; CHECK-NEXT: and r0, r0, #256 +; CHECK-NEXT: orr r0, r1, r0 +; CHECK-NEXT: bx lr + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 128 + %y2 = and i32 %z1, 4294967167 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 2 + %y3 = and i32 %z2, 4294967293 + %z3 = or i32 %y3, %x3 + %x4 = and i32 %a, 256 + %y4 = and i32 %z3, 4294967039 + %z4 = or i32 %y4, %x4 + ret i32 %z4 +} + +define void @bfi3_uses(i32 %a, i32 %b) { +; CHECK-LABEL: bfi3_uses: +; CHECK: @ %bb.0: +; CHECK-NEXT: push {r11, lr} +; CHECK-NEXT: mov r12, r1 +; CHECK-NEXT: lsr r2, r0, #7 +; CHECK-NEXT: bfi r12, r0, #0, #1 +; CHECK-NEXT: lsr r3, r0, #1 +; CHECK-NEXT: lsr r0, r0, #8 +; CHECK-NEXT: mov r1, r12 +; CHECK-NEXT: bfi r1, r2, #7, #1 +; CHECK-NEXT: mov r2, r1 +; CHECK-NEXT: bfi r2, r3, #1, #1 +; CHECK-NEXT: mov r3, r2 +; CHECK-NEXT: bfi r3, r0, #8, #1 +; CHECK-NEXT: mov r0, r12 +; CHECK-NEXT: bl use +; CHECK-NEXT: pop {r11, pc} + %x1 = and i32 %a, 1 + %y1 = and i32 %b, 4294967294 + %z1 = or i32 %y1, %x1 + %x2 = and i32 %a, 128 + %y2 = and i32 %z1, 4294967167 + %z2 = or i32 %y2, %x2 + %x3 = and i32 %a, 2 + %y3 = and i32 %z2, 4294967293 + %z3 = or i32 %y3, %x3 + %x4 = and i32 %a, 256 + %y4 = and i32 %z3, 4294967039 + %z4 = or i32 %y4, %x4 + call void @use(i32 %z1, i32 %z2, i32 %z3, i32 %z4) + ret void +} + +define i32 @bfi4(i32 %A, i2 zeroext %BB, i32* %d) { +; CHECK-LABEL: bfi4: +; CHECK: @ %bb.0: @ %entry +; CHECK-NEXT: lsr r3, r0, #1 +; CHECK-NEXT: mov r12, #96 +; CHECK-NEXT: bfi r1, r3, #2, #1 +; CHECK-NEXT: tst r0, #32 +; CHECK-NEXT: movweq r12, #32 +; CHECK-NEXT: bfi r1, r3, #9, #1 +; CHECK-NEXT: lsr r3, r0, #2 +; CHECK-NEXT: bfi r1, r3, #3, #1 +; CHECK-NEXT: bfi r1, r3, #10, #1 +; CHECK-NEXT: and r3, r0, #8 +; CHECK-NEXT: orr r1, r1, r3, lsl #8 +; CHECK-NEXT: and r3, r0, #64 +; CHECK-NEXT: and r0, r0, #128 +; CHECK-NEXT: orr r1, r1, r12 +; CHECK-NEXT: orr r1, r1, r3, lsl #1 +; CHECK-NEXT: str r1, [r2] +; CHECK-NEXT: bx lr +entry: + %B = zext i2 %BB to i32 + %and = and i32 %A, 2 + %tobool12.not = icmp eq i32 %and, 0 + %or17 = or i32 %B, 516 + %spec.select112 = select i1 %tobool12.not, i32 %B, i32 %or17 + %and20 = and i32 %A, 4 + %tobool21.not = icmp eq i32 %and20, 0 + %or26 = or i32 %spec.select112, 1032 + %spec.select114 = select i1 %tobool21.not, i32 %spec.select112, i32 %or26 + store i32 %spec.select114, i32* %d, align 4 + %and29 = shl i32 %A, 8 + %l2 = and i32 %and29, 2048 + %l3 = or i32 %l2, %spec.select114 + %and38 = and i32 %A, 32 + %tobool39.not = icmp eq i32 %and38, 0 + %spec.select.v = select i1 %tobool39.not, i32 32, i32 96 + %spec.select = or i32 %l3, %spec.select.v + %and45 = shl i32 %A, 1 + %l4 = and i32 %and45, 128 + %l5 = or i32 %l4, %spec.select + store i32 %l5, i32* %d, align 4 + %and52 = and i32 %A, 128 + ret i32 %and52 +} + +declare void @use(i32, i32, i32, i32)