+define <4 x float> @test64(<4 x float> %c) nounwind {
+ %t0 = bitcast <4 x float> %c to <4 x i32>
+ %t1 = bitcast <4 x i32> %t0 to <4 x float>
+ ret <4 x float> %t1
+; CHECK: @test64
+; CHECK-NEXT: ret <4 x float> %c
+}
+
+define <4 x float> @test65(<4 x float> %c) nounwind {
+ %t0 = bitcast <4 x float> %c to <2 x double>
+ %t1 = bitcast <2 x double> %t0 to <4 x float>
+ ret <4 x float> %t1
+; CHECK: @test65
+; CHECK-NEXT: ret <4 x float> %c
+}
+
+define <2 x float> @test66(<2 x float> %c) nounwind {
+ %t0 = bitcast <2 x float> %c to double
+ %t1 = bitcast double %t0 to <2 x float>
+ ret <2 x float> %t1
+; CHECK: @test66
+; CHECK-NEXT: ret <2 x float> %c
+}
+
+define float @test2c() {
+ ret float extractelement (<2 x float> bitcast (double bitcast (<2 x float> <float -1.000000e+00, float -1.000000e+00> to double) to <2 x float>), i32 0)
+; CHECK: @test2c
+; CHECK-NOT: extractelement
+}
+
+define i64 @test_mmx(<2 x i32> %c) nounwind {
+ %A = bitcast <2 x i32> %c to x86_mmx
+ %B = bitcast x86_mmx %A to <2 x i32>
+ %C = bitcast <2 x i32> %B to i64
+ ret i64 %C
+; CHECK: @test_mmx
+; CHECK-NOT: x86_mmx
+}
+
+define i64 @test_mmx_const(<2 x i32> %c) nounwind {
+ %A = bitcast <2 x i32> zeroinitializer to x86_mmx
+ %B = bitcast x86_mmx %A to <2 x i32>
+ %C = bitcast <2 x i32> %B to i64
+ ret i64 %C
+; CHECK: @test_mmx_const
+; CHECK-NOT: x86_mmx
+}
+
+; PR12514
+define i1 @test67(i1 %a, i32 %b) {
+ %tmp2 = zext i1 %a to i32
+ %conv6 = xor i32 %tmp2, 1
+ %and = and i32 %b, %conv6
+ %sext = shl nuw nsw i32 %and, 24
+ %neg.i = xor i32 %sext, -16777216
+ %conv.i.i = ashr exact i32 %neg.i, 24
+ %trunc = trunc i32 %conv.i.i to i8
+ %tobool.i = icmp eq i8 %trunc, 0
+ ret i1 %tobool.i
+; CHECK: @test67
+; CHECK: ret i1 false
+}
+
+%s = type { i32, i32, i32 }
+
+define %s @test68(%s *%p, i64 %i) {
+; CHECK: @test68
+ %o = mul i64 %i, 12
+ %q = bitcast %s* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o
+; CHECK-NEXT: getelementptr %s*
+ %r = bitcast i8* %pp to %s*
+ %l = load %s* %r
+; CHECK-NEXT: load %s*
+ ret %s %l
+; CHECK-NEXT: ret %s
+}
+
+define double @test69(double *%p, i64 %i) {
+; CHECK: @test69
+ %o = shl nsw i64 %i, 3
+ %q = bitcast double* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o
+; CHECK-NEXT: getelementptr inbounds double*
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define %s @test70(%s *%p, i64 %i) {
+; CHECK: @test70
+ %o = mul nsw i64 %i, 36
+; CHECK-NEXT: mul nsw i64 %i, 3
+ %q = bitcast %s* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o
+; CHECK-NEXT: getelementptr inbounds %s*
+ %r = bitcast i8* %pp to %s*
+ %l = load %s* %r
+; CHECK-NEXT: load %s*
+ ret %s %l
+; CHECK-NEXT: ret %s
+}
+
+define double @test71(double *%p, i64 %i) {
+; CHECK: @test71
+ %o = shl i64 %i, 5
+; CHECK-NEXT: shl i64 %i, 2
+ %q = bitcast double* %p to i8*
+ %pp = getelementptr i8* %q, i64 %o
+; CHECK-NEXT: getelementptr double*
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define double @test72(double *%p, i32 %i) {
+; CHECK: @test72
+ %so = mul nsw i32 %i, 8
+ %o = sext i32 %so to i64
+; CHECK-NEXT: sext i32 %i to i64
+ %q = bitcast double* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o
+; CHECK-NEXT: getelementptr inbounds double*
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define double @test73(double *%p, i128 %i) {
+; CHECK: @test73
+ %lo = mul nsw i128 %i, 8
+ %o = trunc i128 %lo to i64
+; CHECK-NEXT: trunc i128 %i to i64
+ %q = bitcast double* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o
+; CHECK-NEXT: getelementptr double*
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define double @test74(double *%p, i64 %i) {
+; CHECK: @test74
+ %q = bitcast double* %p to i64*
+ %pp = getelementptr inbounds i64* %q, i64 %i
+; CHECK-NEXT: getelementptr inbounds double*
+ %r = bitcast i64* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define i32* @test75(i32* %p, i32 %x) {
+; CHECK: @test75
+ %y = shl i32 %x, 3
+; CHECK-NEXT: shl i32 %x, 3
+ %z = sext i32 %y to i64
+; CHECK-NEXT: sext i32 %y to i64
+ %q = bitcast i32* %p to i8*
+ %r = getelementptr i8* %q, i64 %z
+ %s = bitcast i8* %r to i32*
+ ret i32* %s
+}
+
+define %s @test76(%s *%p, i64 %i, i64 %j) {
+; CHECK: @test76
+ %o = mul i64 %i, 12
+ %o2 = mul nsw i64 %o, %j
+; CHECK-NEXT: %o2 = mul i64 %i, %j
+ %q = bitcast %s* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o2
+; CHECK-NEXT: getelementptr %s* %p, i64 %o2
+ %r = bitcast i8* %pp to %s*
+ %l = load %s* %r
+; CHECK-NEXT: load %s*
+ ret %s %l
+; CHECK-NEXT: ret %s
+}
+
+define %s @test77(%s *%p, i64 %i, i64 %j) {
+; CHECK: @test77
+ %o = mul nsw i64 %i, 36
+ %o2 = mul nsw i64 %o, %j
+; CHECK-NEXT: %o = mul nsw i64 %i, 3
+; CHECK-NEXT: %o2 = mul nsw i64 %o, %j
+ %q = bitcast %s* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %o2
+; CHECK-NEXT: getelementptr inbounds %s* %p, i64 %o2
+ %r = bitcast i8* %pp to %s*
+ %l = load %s* %r
+; CHECK-NEXT: load %s*
+ ret %s %l
+; CHECK-NEXT: ret %s
+}
+
+define %s @test78(%s *%p, i64 %i, i64 %j, i32 %k, i32 %l, i128 %m, i128 %n) {
+; CHECK: @test78
+ %a = mul nsw i32 %k, 36
+; CHECK-NEXT: mul nsw i32 %k, 3
+ %b = mul nsw i32 %a, %l
+; CHECK-NEXT: mul nsw i32 %a, %l
+ %c = sext i32 %b to i128
+; CHECK-NEXT: sext i32 %b to i128
+ %d = mul nsw i128 %c, %m
+; CHECK-NEXT: mul nsw i128 %c, %m
+ %e = mul i128 %d, %n
+; CHECK-NEXT: mul i128 %d, %n
+ %f = trunc i128 %e to i64
+; CHECK-NEXT: trunc i128 %e to i64
+ %g = mul nsw i64 %f, %i
+; CHECK-NEXT: mul i64 %f, %i
+ %h = mul nsw i64 %g, %j
+; CHECK-NEXT: mul i64 %g, %j
+ %q = bitcast %s* %p to i8*
+ %pp = getelementptr inbounds i8* %q, i64 %h
+; CHECK-NEXT: getelementptr %s* %p, i64 %h
+ %r = bitcast i8* %pp to %s*
+ %load = load %s* %r
+; CHECK-NEXT: load %s*
+ ret %s %load
+; CHECK-NEXT: ret %s
+}
+
+define %s @test79(%s *%p, i64 %i, i32 %j) {
+; CHECK: @test79
+ %a = mul nsw i64 %i, 36
+; CHECK: mul nsw i64 %i, 36
+ %b = trunc i64 %a to i32
+ %c = mul i32 %b, %j
+ %q = bitcast %s* %p to i8*
+; CHECK: bitcast
+ %pp = getelementptr inbounds i8* %q, i32 %c
+ %r = bitcast i8* %pp to %s*
+ %l = load %s* %r
+ ret %s %l
+}
+
+define double @test80([100 x double]* %p, i32 %i) {
+; CHECK: @test80
+ %tmp = mul nsw i32 %i, 8
+; CHECK-NEXT: sext i32 %i to i64
+ %q = bitcast [100 x double]* %p to i8*
+ %pp = getelementptr i8* %q, i32 %tmp
+; CHECK-NEXT: getelementptr [100 x double]*
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+; CHECK-NEXT: load double*
+ ret double %l
+; CHECK-NEXT: ret double
+}
+
+define double @test81(double *%p, float %f) {
+ %i = fptosi float %f to i64
+ %q = bitcast double* %p to i8*
+ %pp = getelementptr i8* %q, i64 %i
+ %r = bitcast i8* %pp to double*
+ %l = load double* %r
+ ret double %l
+}
+
+define i64 @test82(i64 %A) nounwind {
+ %B = trunc i64 %A to i32
+ %C = lshr i32 %B, 8
+ %D = shl i32 %C, 9
+ %E = zext i32 %D to i64
+ ret i64 %E
+
+; CHECK: @test82
+; CHECK-NEXT: [[REG:%[0-9]*]] = shl i64 %A, 1
+; CHECK-NEXT: %E = and i64 [[REG]], 4294966784
+; CHECK-NEXT: ret i64 %E
+}
+
+; PR15959
+define i64 @test83(i16 %a, i64 %k) {
+ %conv = sext i16 %a to i32
+ %sub = add nsw i64 %k, -1
+ %sh_prom = trunc i64 %sub to i32
+ %shl = shl i32 %conv, %sh_prom
+ %sh_prom1 = zext i32 %shl to i64
+ ret i64 %sh_prom1
+
+; CHECK: @test83
+; CHECK: %sub = add nsw i64 %k, 4294967295
+; CHECK: %sh_prom = trunc i64 %sub to i32
+; CHECK: %shl = shl i32 %conv, %sh_prom
+}