diff options
Diffstat (limited to 'llvm/test/Transforms')
4 files changed, 85 insertions, 77 deletions
diff --git a/llvm/test/Transforms/InstCombine/canonicalize-clamp-with-select-of-constant-threshold-pattern.ll b/llvm/test/Transforms/InstCombine/canonicalize-clamp-with-select-of-constant-threshold-pattern.ll index da6522f1294..0156c9071a6 100644 --- a/llvm/test/Transforms/InstCombine/canonicalize-clamp-with-select-of-constant-threshold-pattern.ll +++ b/llvm/test/Transforms/InstCombine/canonicalize-clamp-with-select-of-constant-threshold-pattern.ll @@ -7,10 +7,10 @@ define i32 @t0_select_cond_and_v0(i32 %X) { ; CHECK-LABEL: @t0_select_cond_and_v0( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP3:%.*]] = icmp slt i32 [[TMP2]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %dont_need_to_clamp_positive = icmp sle i32 %X, 32767 @@ -22,10 +22,10 @@ define i32 @t0_select_cond_and_v0(i32 %X) { } define i32 @t1_select_cond_and_v1(i32 %X) { ; CHECK-LABEL: @t1_select_cond_and_v1( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP3:%.*]] = icmp slt i32 [[TMP2]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %dont_need_to_clamp_positive = icmp sle i32 %X, 32767 @@ -40,10 +40,10 @@ define i32 @t1_select_cond_and_v1(i32 %X) { define i32 @t2_select_cond_or_v0(i32 %X) { ; CHECK-LABEL: @t2_select_cond_or_v0( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP3:%.*]] = icmp slt i32 [[TMP2]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %need_to_clamp_positive = icmp sgt i32 %X, 32767 @@ -55,10 +55,10 @@ define i32 @t2_select_cond_or_v0(i32 %X) { } define i32 @t3_select_cond_or_v1(i32 %X) { ; CHECK-LABEL: @t3_select_cond_or_v1( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP3:%.*]] = icmp slt i32 [[TMP2]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP3]], i32 [[TMP2]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %need_to_clamp_positive = icmp sgt i32 %X, 32767 @@ -73,10 +73,10 @@ define i32 @t3_select_cond_or_v1(i32 %X) { define i32 @t4_select_cond_xor_v0(i32 %X) { ; CHECK-LABEL: @t4_select_cond_xor_v0( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[DOTINV1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[DOTINV1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %need_to_clamp_positive = icmp sgt i32 %X, 32767 @@ -88,10 +88,10 @@ define i32 @t4_select_cond_xor_v0(i32 %X) { } define i32 @t4_select_cond_xor_v1(i32 %X) { ; CHECK-LABEL: @t4_select_cond_xor_v1( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[DOTINV1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[DOTINV1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %need_to_clamp_positive = icmp sgt i32 %X, 32767 @@ -104,10 +104,10 @@ define i32 @t4_select_cond_xor_v1(i32 %X) { define i32 @t5_select_cond_xor_v2(i32 %X) { ; CHECK-LABEL: @t5_select_cond_xor_v2( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[DOTINV1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[DOTINV1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %dont_need_to_clamp_positive = icmp sle i32 %X, 32767 @@ -119,10 +119,10 @@ define i32 @t5_select_cond_xor_v2(i32 %X) { } define i32 @t5_select_cond_xor_v3(i32 %X) { ; CHECK-LABEL: @t5_select_cond_xor_v3( -; CHECK-NEXT: [[TMP1:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i32 [[X]], -32768 -; CHECK-NEXT: [[TMP3:%.*]] = select i1 [[TMP2]], i32 [[X]], i32 -32768 -; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP1]], i32 [[TMP3]], i32 32767 +; CHECK-NEXT: [[DOTINV1:%.*]] = icmp sgt i32 [[X:%.*]], -32768 +; CHECK-NEXT: [[TMP1:%.*]] = select i1 [[DOTINV1]], i32 [[X]], i32 -32768 +; CHECK-NEXT: [[TMP2:%.*]] = icmp slt i32 [[TMP1]], 32767 +; CHECK-NEXT: [[R:%.*]] = select i1 [[TMP2]], i32 [[TMP1]], i32 32767 ; CHECK-NEXT: ret i32 [[R]] ; %dont_need_to_clamp_positive = icmp sle i32 %X, 32767 diff --git a/llvm/test/Transforms/InstCombine/reuse-constant-from-select-in-icmp.ll b/llvm/test/Transforms/InstCombine/reuse-constant-from-select-in-icmp.ll index 5964c02228c..057ae8640b2 100644 --- a/llvm/test/Transforms/InstCombine/reuse-constant-from-select-in-icmp.ll +++ b/llvm/test/Transforms/InstCombine/reuse-constant-from-select-in-icmp.ll @@ -18,8 +18,8 @@ define i32 @p0_ult_65536(i32 %x, i32 %y) { ; CHECK-LABEL: @p0_ult_65536( -; CHECK-NEXT: [[T:%.*]] = icmp ult i32 [[X:%.*]], 65536 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 [[Y:%.*]], i32 65535, !prof !0 +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 65535, i32 [[Y:%.*]], !prof !0 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp ult i32 %x, 65536 @@ -28,8 +28,8 @@ define i32 @p0_ult_65536(i32 %x, i32 %y) { } define i32 @p1_ugt(i32 %x, i32 %y) { ; CHECK-LABEL: @p1_ugt( -; CHECK-NEXT: [[T:%.*]] = icmp ugt i32 [[X:%.*]], 65534 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 [[Y:%.*]], i32 65535 +; CHECK-NEXT: [[T_INV:%.*]] = icmp ult i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 65535, i32 [[Y:%.*]] ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp ugt i32 %x, 65534 @@ -38,8 +38,8 @@ define i32 @p1_ugt(i32 %x, i32 %y) { } define i32 @p2_slt_65536(i32 %x, i32 %y) { ; CHECK-LABEL: @p2_slt_65536( -; CHECK-NEXT: [[T:%.*]] = icmp slt i32 [[X:%.*]], 65536 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 [[Y:%.*]], i32 65535 +; CHECK-NEXT: [[T_INV:%.*]] = icmp sgt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 65535, i32 [[Y:%.*]] ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp slt i32 %x, 65536 @@ -48,8 +48,8 @@ define i32 @p2_slt_65536(i32 %x, i32 %y) { } define i32 @p3_sgt(i32 %x, i32 %y) { ; CHECK-LABEL: @p3_sgt( -; CHECK-NEXT: [[T:%.*]] = icmp sgt i32 [[X:%.*]], 65534 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 [[Y:%.*]], i32 65535 +; CHECK-NEXT: [[T_INV:%.*]] = icmp slt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 65535, i32 [[Y:%.*]] ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp sgt i32 %x, 65534 @@ -63,8 +63,8 @@ define i32 @p3_sgt(i32 %x, i32 %y) { define <2 x i32> @p4_vec_splat_ult_65536(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p4_vec_splat_ult_65536( -; CHECK-NEXT: [[T:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65536, i32 65536> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 65535> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65535, i32 65535> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 65535>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ult <2 x i32> %x, <i32 65536, i32 65536> @@ -73,8 +73,8 @@ define <2 x i32> @p4_vec_splat_ult_65536(<2 x i32> %x, <2 x i32> %y) { } define <2 x i32> @p5_vec_splat_ugt(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p5_vec_splat_ugt( -; CHECK-NEXT: [[T:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65534, i32 65534> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 65535> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65535, i32 65535> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 65535>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ugt <2 x i32> %x, <i32 65534, i32 65534> @@ -83,8 +83,8 @@ define <2 x i32> @p5_vec_splat_ugt(<2 x i32> %x, <2 x i32> %y) { } define <2 x i32> @p6_vec_splat_slt_65536(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p6_vec_splat_slt_65536( -; CHECK-NEXT: [[T:%.*]] = icmp slt <2 x i32> [[X:%.*]], <i32 65536, i32 65536> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 65535> +; CHECK-NEXT: [[T_INV:%.*]] = icmp sgt <2 x i32> [[X:%.*]], <i32 65535, i32 65535> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 65535>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp slt <2 x i32> %x, <i32 65536, i32 65536> @@ -93,8 +93,8 @@ define <2 x i32> @p6_vec_splat_slt_65536(<2 x i32> %x, <2 x i32> %y) { } define <2 x i32> @p7_vec_splat_sgt(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p7_vec_splat_sgt( -; CHECK-NEXT: [[T:%.*]] = icmp sgt <2 x i32> [[X:%.*]], <i32 65534, i32 65534> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 65535> +; CHECK-NEXT: [[T_INV:%.*]] = icmp slt <2 x i32> [[X:%.*]], <i32 65535, i32 65535> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 65535>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp sgt <2 x i32> %x, <i32 65534, i32 65534> @@ -106,8 +106,8 @@ define <2 x i32> @p7_vec_splat_sgt(<2 x i32> %x, <2 x i32> %y) { define <2 x i32> @p8_vec_nonsplat_undef0(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p8_vec_nonsplat_undef0( -; CHECK-NEXT: [[T:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65536, i32 undef> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 65535> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65535, i32 undef> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 65535>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ult <2 x i32> %x, <i32 65536, i32 undef> @@ -116,8 +116,8 @@ define <2 x i32> @p8_vec_nonsplat_undef0(<2 x i32> %x, <2 x i32> %y) { } define <2 x i32> @p9_vec_nonsplat_undef1(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p9_vec_nonsplat_undef1( -; CHECK-NEXT: [[T:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65536, i32 65536> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 undef> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65535, i32 65535> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 undef>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ult <2 x i32> %x, <i32 65536, i32 65536> @@ -126,8 +126,8 @@ define <2 x i32> @p9_vec_nonsplat_undef1(<2 x i32> %x, <2 x i32> %y) { } define <2 x i32> @p10_vec_nonsplat_undef2(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p10_vec_nonsplat_undef2( -; CHECK-NEXT: [[T:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65536, i32 undef> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 undef> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65535, i32 undef> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 undef>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ult <2 x i32> %x, <i32 65536, i32 undef> @@ -139,8 +139,8 @@ define <2 x i32> @p10_vec_nonsplat_undef2(<2 x i32> %x, <2 x i32> %y) { define <2 x i32> @p11_vec_nonsplat(<2 x i32> %x, <2 x i32> %y) { ; CHECK-LABEL: @p11_vec_nonsplat( -; CHECK-NEXT: [[T:%.*]] = icmp ult <2 x i32> [[X:%.*]], <i32 65536, i32 32768> -; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T]], <2 x i32> [[Y:%.*]], <2 x i32> <i32 65535, i32 32767> +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt <2 x i32> [[X:%.*]], <i32 65535, i32 32767> +; CHECK-NEXT: [[R:%.*]] = select <2 x i1> [[T_INV]], <2 x i32> <i32 65535, i32 32767>, <2 x i32> [[Y:%.*]] ; CHECK-NEXT: ret <2 x i32> [[R]] ; %t = icmp ult <2 x i32> %x, <i32 65536, i32 32768> @@ -174,8 +174,8 @@ define i32 @n12_extrause(i32 %x, i32 %y) { ; We don't care if the constant in select is true value or false value define i32 @p13_commutativity0(i32 %x, i32 %y) { ; CHECK-LABEL: @p13_commutativity0( -; CHECK-NEXT: [[T:%.*]] = icmp ult i32 [[X:%.*]], 65536 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 65535, i32 [[Y:%.*]] +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 [[Y:%.*]], i32 65535 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp ult i32 %x, 65536 @@ -186,8 +186,8 @@ define i32 @p13_commutativity0(i32 %x, i32 %y) { ; Which means, if both possibilities are constants, we must check both of them. define i32 @p14_commutativity1(i32 %x, i32 %y) { ; CHECK-LABEL: @p14_commutativity1( -; CHECK-NEXT: [[T:%.*]] = icmp ult i32 [[X:%.*]], 65536 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 65535, i32 42 +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 42, i32 65535 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp ult i32 %x, 65536 @@ -196,8 +196,8 @@ define i32 @p14_commutativity1(i32 %x, i32 %y) { } define i32 @p15_commutativity2(i32 %x, i32 %y) { ; CHECK-LABEL: @p15_commutativity2( -; CHECK-NEXT: [[T:%.*]] = icmp ult i32 [[X:%.*]], 65536 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 42, i32 65535 +; CHECK-NEXT: [[T_INV:%.*]] = icmp ugt i32 [[X:%.*]], 65535 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 65535, i32 42 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp ult i32 %x, 65536 @@ -266,8 +266,8 @@ define i32 @n21_equality(i32 %x, i32 %y) { ; There is nothing special about sign-bit-tests, we can fold them. define i32 @t22_sign_check(i32 %x, i32 %y) { ; CHECK-LABEL: @t22_sign_check( -; CHECK-NEXT: [[T:%.*]] = icmp slt i32 [[X:%.*]], 0 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 -1, i32 [[Y:%.*]] +; CHECK-NEXT: [[T_INV:%.*]] = icmp sgt i32 [[X:%.*]], -1 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 [[Y:%.*]], i32 -1 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp slt i32 %x, 0 @@ -276,8 +276,8 @@ define i32 @t22_sign_check(i32 %x, i32 %y) { } define i32 @t22_sign_check2(i32 %x, i32 %y) { ; CHECK-LABEL: @t22_sign_check2( -; CHECK-NEXT: [[T:%.*]] = icmp sgt i32 [[X:%.*]], -1 -; CHECK-NEXT: [[R:%.*]] = select i1 [[T]], i32 0, i32 [[Y:%.*]] +; CHECK-NEXT: [[T_INV:%.*]] = icmp slt i32 [[X:%.*]], 0 +; CHECK-NEXT: [[R:%.*]] = select i1 [[T_INV]], i32 [[Y:%.*]], i32 0 ; CHECK-NEXT: ret i32 [[R]] ; %t = icmp sgt i32 %x, -1 @@ -333,4 +333,4 @@ define i32 @n26_all_good1(i32 %x, i32 %y) { -; CHECK: !0 = !{!"branch_weights", i32 2000, i32 1} +; CHECK: !0 = !{!"branch_weights", i32 1, i32 2000} diff --git a/llvm/test/Transforms/InstCombine/unrecognized_three-way-comparison.ll b/llvm/test/Transforms/InstCombine/unrecognized_three-way-comparison.ll index 75e738fceda..1ca16778299 100644 --- a/llvm/test/Transforms/InstCombine/unrecognized_three-way-comparison.ll +++ b/llvm/test/Transforms/InstCombine/unrecognized_three-way-comparison.ll @@ -36,10 +36,14 @@ exit: define i32 @compare_against_zero(i32 %x) { ; CHECK-LABEL: @compare_against_zero( ; CHECK-NEXT: entry: -; CHECK-NEXT: [[TMP0:%.*]] = icmp sgt i32 [[X:%.*]], 0 -; CHECK-NEXT: br i1 [[TMP0]], label [[CALLFOO:%.*]], label [[EXIT:%.*]] +; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i32 [[X:%.*]], 0 +; CHECK-NEXT: [[CMP2_INV:%.*]] = icmp sgt i32 [[X]], -1 +; CHECK-NEXT: [[SELECT1:%.*]] = select i1 [[CMP2_INV]], i32 1, i32 -1 +; CHECK-NEXT: [[SELECT2:%.*]] = select i1 [[CMP1]], i32 0, i32 [[SELECT1]] +; CHECK-NEXT: [[COND:%.*]] = icmp sgt i32 [[SELECT2]], 0 +; CHECK-NEXT: br i1 [[COND]], label [[CALLFOO:%.*]], label [[EXIT:%.*]] ; CHECK: callfoo: -; CHECK-NEXT: call void @foo(i32 1) +; CHECK-NEXT: call void @foo(i32 [[SELECT2]]) ; CHECK-NEXT: br label [[EXIT]] ; CHECK: exit: ; CHECK-NEXT: ret i32 42 @@ -92,10 +96,14 @@ exit: define i32 @compare_against_two(i32 %x) { ; CHECK-LABEL: @compare_against_two( ; CHECK-NEXT: entry: -; CHECK-NEXT: [[TMP0:%.*]] = icmp sgt i32 [[X:%.*]], 2 -; CHECK-NEXT: br i1 [[TMP0]], label [[CALLFOO:%.*]], label [[EXIT:%.*]] +; CHECK-NEXT: [[CMP1:%.*]] = icmp eq i32 [[X:%.*]], 2 +; CHECK-NEXT: [[CMP2_INV:%.*]] = icmp sgt i32 [[X]], 1 +; CHECK-NEXT: [[SELECT1:%.*]] = select i1 [[CMP2_INV]], i32 1, i32 -1 +; CHECK-NEXT: [[SELECT2:%.*]] = select i1 [[CMP1]], i32 0, i32 [[SELECT1]] +; CHECK-NEXT: [[COND:%.*]] = icmp sgt i32 [[SELECT2]], 0 +; CHECK-NEXT: br i1 [[COND]], label [[CALLFOO:%.*]], label [[EXIT:%.*]] ; CHECK: callfoo: -; CHECK-NEXT: call void @foo(i32 1) +; CHECK-NEXT: call void @foo(i32 [[SELECT2]]) ; CHECK-NEXT: br label [[EXIT]] ; CHECK: exit: ; CHECK-NEXT: ret i32 42 diff --git a/llvm/test/Transforms/InstCombine/xor-of-icmps-with-extra-uses.ll b/llvm/test/Transforms/InstCombine/xor-of-icmps-with-extra-uses.ll index a4908d25794..a795ead93e5 100644 --- a/llvm/test/Transforms/InstCombine/xor-of-icmps-with-extra-uses.ll +++ b/llvm/test/Transforms/InstCombine/xor-of-icmps-with-extra-uses.ll @@ -7,8 +7,8 @@ ; %cond0 is extra-used in select, which is freely invertible. define i1 @v0_select_of_consts(i32 %X, i32* %selected) { ; CHECK-LABEL: @v0_select_of_consts( -; CHECK-NEXT: [[COND0:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND0]], i32 -32768, i32 32767 +; CHECK-NEXT: [[COND0_INV:%.*]] = icmp sgt i32 [[X:%.*]], 32767 +; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND0_INV]], i32 32767, i32 -32768 ; CHECK-NEXT: store i32 [[SELECT]], i32* [[SELECTED:%.*]], align 4 ; CHECK-NEXT: [[X_OFF:%.*]] = add i32 [[X]], 32767 ; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[X_OFF]], 65535 @@ -39,8 +39,8 @@ define i1 @v1_select_of_var_and_const(i32 %X, i32 %Y, i32* %selected) { } define i1 @v2_select_of_const_and_var(i32 %X, i32 %Y, i32* %selected) { ; CHECK-LABEL: @v2_select_of_const_and_var( -; CHECK-NEXT: [[COND0:%.*]] = icmp slt i32 [[X:%.*]], 32768 -; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND0]], i32 [[Y:%.*]], i32 32767 +; CHECK-NEXT: [[COND0_INV:%.*]] = icmp sgt i32 [[X:%.*]], 32767 +; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND0_INV]], i32 32767, i32 [[Y:%.*]] ; CHECK-NEXT: store i32 [[SELECT]], i32* [[SELECTED:%.*]], align 4 ; CHECK-NEXT: [[X_OFF:%.*]] = add i32 [[X]], 32767 ; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[X_OFF]], 65535 |
