| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt -S -passes=instsimplify < %s | FileCheck %s |
| |
| define ptr @gep_zero_indices(ptr %p) { |
| ; CHECK-LABEL: @gep_zero_indices( |
| ; CHECK-NEXT: ret ptr [[P:%.*]] |
| ; |
| %p2 = getelementptr { i64, i64 }, ptr %p, i64 0, i32 0 |
| ret ptr %p2 |
| } |
| |
| define ptr @gep_non_zero_indices1(ptr %p) { |
| ; CHECK-LABEL: @gep_non_zero_indices1( |
| ; CHECK-NEXT: [[P2:%.*]] = getelementptr { i64, i64 }, ptr [[P:%.*]], i64 0, i32 1 |
| ; CHECK-NEXT: ret ptr [[P2]] |
| ; |
| %p2 = getelementptr { i64, i64 }, ptr %p, i64 0, i32 1 |
| ret ptr %p2 |
| } |
| |
| define ptr @gep_non_zero_indices2(ptr %p) { |
| ; CHECK-LABEL: @gep_non_zero_indices2( |
| ; CHECK-NEXT: [[P2:%.*]] = getelementptr { i64, i64 }, ptr [[P:%.*]], i64 1, i32 0 |
| ; CHECK-NEXT: ret ptr [[P2]] |
| ; |
| %p2 = getelementptr { i64, i64 }, ptr %p, i64 1, i32 0 |
| ret ptr %p2 |
| } |
| |
| define <2 x ptr> @scalar_base_vector_index(ptr %p) { |
| ; CHECK-LABEL: @scalar_base_vector_index( |
| ; CHECK-NEXT: [[G:%.*]] = getelementptr { i64, i64 }, ptr [[P:%.*]], <2 x i64> zeroinitializer, i32 0 |
| ; CHECK-NEXT: ret <2 x ptr> [[G]] |
| ; |
| %g = getelementptr { i64, i64 }, ptr %p, <2 x i64> zeroinitializer, i32 0 |
| ret <2 x ptr> %g |
| } |
| |
| define <2 x ptr> @vector_base_vector_index(<2 x ptr> %p) { |
| ; CHECK-LABEL: @vector_base_vector_index( |
| ; CHECK-NEXT: ret <2 x ptr> [[P:%.*]] |
| ; |
| %g = getelementptr { i64, i64 }, <2 x ptr> %p, <2 x i64> zeroinitializer, i32 0 |
| ret <2 x ptr> %g |
| } |
| |
| define <2 x ptr> @vector_base_scalar_index(<2 x ptr> %p) { |
| ; CHECK-LABEL: @vector_base_scalar_index( |
| ; CHECK-NEXT: ret <2 x ptr> [[P:%.*]] |
| ; |
| %g = getelementptr { i64, i64 }, <2 x ptr> %p, i64 0, i32 0 |
| ret <2 x ptr> %g |
| } |
| |
| @g = external global [2 x i32] |
| |
| define ptr @constexpr_zero_gep_scalar_base_scalar_index() { |
| ; CHECK-LABEL: @constexpr_zero_gep_scalar_base_scalar_index( |
| ; CHECK-NEXT: ret ptr @g |
| ; |
| ret ptr @g |
| } |
| |
| define <2 x ptr> @constexpr_zero_gep_vector_base_scalar_index() { |
| ; CHECK-LABEL: @constexpr_zero_gep_vector_base_scalar_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], <2 x ptr> <ptr @g, ptr @g>, i64 0, i64 0) |
| } |
| |
| define <2 x ptr> @constexpr_zero_gep_scalar_base_vector_index() { |
| ; CHECK-LABEL: @constexpr_zero_gep_scalar_base_vector_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], ptr @g, <2 x i64> zeroinitializer, i64 0) |
| } |
| |
| define <2 x ptr> @constexpr_zero_gep_vector_base_vector_index() { |
| ; CHECK-LABEL: @constexpr_zero_gep_vector_base_vector_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], <2 x ptr> <ptr @g, ptr @g>, <2 x i64> zeroinitializer, i64 0) |
| } |
| |
| define ptr @constexpr_undef_gep_scalar_base_scalar_index() { |
| ; CHECK-LABEL: @constexpr_undef_gep_scalar_base_scalar_index( |
| ; CHECK-NEXT: ret ptr @g |
| ; |
| ret ptr getelementptr ([2 x i32], ptr @g, i64 0, i64 undef) |
| } |
| |
| define <2 x ptr> @constexpr_undef_gep_vector_base_scalar_index() { |
| ; CHECK-LABEL: @constexpr_undef_gep_vector_base_scalar_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], <2 x ptr> <ptr @g, ptr @g>, i64 undef, i64 undef) |
| } |
| |
| define <2 x ptr> @constexpr_undef_gep_scalar_base_vector_index() { |
| ; CHECK-LABEL: @constexpr_undef_gep_scalar_base_vector_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], ptr @g, <2 x i64> undef, i64 0) |
| } |
| |
| define <2 x ptr> @constexpr_undef_gep_vector_base_vector_index() { |
| ; CHECK-LABEL: @constexpr_undef_gep_vector_base_vector_index( |
| ; CHECK-NEXT: ret <2 x ptr> <ptr @g, ptr @g> |
| ; |
| ret <2 x ptr> getelementptr ([2 x i32], <2 x ptr> <ptr @g, ptr @g>, <2 x i64> undef, i64 0) |
| } |
