llvm-for-llvmta/test/CodeGen/Mips/pr33682.ll

56 lines
1.1 KiB
LLVM

; RUN: llc -march=mips -mcpu=mips32 < %s | FileCheck %s --check-prefixes=ALL,BE
; RUN: llc -march=mipsel -mcpu=mips32 < %s | FileCheck %s --check-prefixes=ALL,LE
; Verify visitTRUNCATE respects endianness when transforming trunc to insert_vector_elt.
; ALL-LABEL: a:
; BE: lw $2, 4($4)
; LE: lw $2, 0($4)
define i32 @a(<2 x i32> * %a) {
entry:
%0 = load <2 x i32>, <2 x i32> * %a
%1 = bitcast <2 x i32> %0 to i64
%2 = trunc i64 %1 to i32
ret i32 %2
}
; ALL-LABEL: b:
; BE: lw $2, 12($4)
; LE: lw $2, 0($4)
define i32 @b(<4 x i32> * %a) {
entry:
%0 = load <4 x i32>, <4 x i32> * %a
%1 = bitcast <4 x i32> %0 to i128
%2 = trunc i128 %1 to i32
ret i32 %2
}
; Verify visitEXTRACT_VECTOR_ELT respects endianness when transforming extract_vector_elt to a trunc.
; ALL-LABEL: c:
; BE: lw $2, 0($4)
; LE: lw $2, 0($4)
define i32 @c(i64 * %a) {
entry:
%0 = load i64, i64 * %a
%1 = bitcast i64 %0 to <2 x i32>
%2 = extractelement <2 x i32> %1, i32 0
ret i32 %2
}
; ALL-LABEL: d:
; BE: lw $2, 4($4)
; LE: lw $2, 4($4)
define i32 @d(i64 * %a) {
entry:
%0 = load i64, i64 * %a
%1 = bitcast i64 %0 to <2 x i32>
%2 = extractelement <2 x i32> %1, i32 1
ret i32 %2
}