extract-element.ll
1.45 KB
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instsimplify -S | FileCheck %s
; Weird Types
define i129 @vec_extract_negidx(<3 x i129> %a) {
; CHECK-LABEL: @vec_extract_negidx(
; CHECK-NEXT: ret i129 undef
;
%E1 = extractelement <3 x i129> %a, i129 -1
ret i129 %E1
}
define i129 @vec_extract_out_of_bounds(<3 x i129> %a) {
; CHECK-LABEL: @vec_extract_out_of_bounds(
; CHECK-NEXT: ret i129 undef
;
%E1 = extractelement <3 x i129> %a, i129 3
ret i129 %E1
}
define i129 @vec_extract_out_of_bounds2(<3 x i129> %a) {
; CHECK-LABEL: @vec_extract_out_of_bounds2(
; CHECK-NEXT: ret i129 undef
;
%E1 = extractelement <3 x i129> %a, i129 999999999999999
ret i129 %E1
}
define i129 @vec_extract_undef_index(<3 x i129> %a) {
; CHECK-LABEL: @vec_extract_undef_index(
; CHECK-NEXT: ret i129 undef
;
%E1 = extractelement <3 x i129> %a, i129 undef
ret i129 %E1
}
define i129 @vec_extract_in_bounds(<3 x i129> %a) {
; CHECK-LABEL: @vec_extract_in_bounds(
; CHECK-NEXT: [[E1:%.*]] = extractelement <3 x i129> [[A:%.*]], i129 2
; CHECK-NEXT: ret i129 [[E1]]
;
%E1 = extractelement <3 x i129> %a, i129 2
ret i129 %E1
}
define float @extract_element_splat_constant_vector_variable_index(i32 %y) {
; CHECK-LABEL: @extract_element_splat_constant_vector_variable_index(
; CHECK-NEXT: ret float 2.000000e+00
;
%r = extractelement <4 x float> <float 2.0, float 2.0, float 2.0, float 2.0>, i32 %y
ret float %r
}