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TheRock/compiler/amd-llvm/llvm/test/CodeGen/Mips/msa/remat-ldi.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

108 lines
3.6 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -O3 -mtriple=mipsel-elf -mcpu=mips32r6 -mattr=+fp64,+msa %s -o - | FileCheck %s
; Test that checks if spill for ldi can be avoided and instruction will be
; rematerialized.
declare dso_local void @foo()
define dso_local void @test_ldi_b() {
; CHECK-LABEL: test_ldi_b:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addiu $sp, $sp, -24
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill
; CHECK-NEXT: .cfi_offset 31, -4
; CHECK-NEXT: ldi.b $w0, 1
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: jal foo
; CHECK-NEXT: nop
; CHECK-NEXT: ldi.b $w0, 1
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload
; CHECK-NEXT: jr $ra
; CHECK-NEXT: addiu $sp, $sp, 24
entry:
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<16 x i8> <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>)
tail call void @foo()
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<16 x i8> <i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1, i8 1>)
ret void
}
define dso_local void @test_ldi_h() {
; CHECK-LABEL: test_ldi_h:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addiu $sp, $sp, -24
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill
; CHECK-NEXT: .cfi_offset 31, -4
; CHECK-NEXT: ldi.h $w0, 2
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: jal foo
; CHECK-NEXT: nop
; CHECK-NEXT: ldi.h $w0, 2
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload
; CHECK-NEXT: jr $ra
; CHECK-NEXT: addiu $sp, $sp, 24
entry:
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<8 x i16> <i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>)
tail call void @foo()
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<8 x i16> <i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2, i16 2>)
ret void
}
define dso_local void @test_ldi_w() {
; CHECK-LABEL: test_ldi_w:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addiu $sp, $sp, -24
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill
; CHECK-NEXT: .cfi_offset 31, -4
; CHECK-NEXT: ldi.w $w0, 3
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: jal foo
; CHECK-NEXT: nop
; CHECK-NEXT: ldi.w $w0, 3
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload
; CHECK-NEXT: jr $ra
; CHECK-NEXT: addiu $sp, $sp, 24
entry:
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<4 x i32> <i32 3, i32 3, i32 3, i32 3>)
tail call void @foo()
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<4 x i32> <i32 3, i32 3, i32 3, i32 3>)
ret void
}
define dso_local void @test_ldi_d() {
; CHECK-LABEL: test_ldi_d:
; CHECK: # %bb.0: # %entry
; CHECK-NEXT: addiu $sp, $sp, -24
; CHECK-NEXT: .cfi_def_cfa_offset 24
; CHECK-NEXT: sw $ra, 20($sp) # 4-byte Folded Spill
; CHECK-NEXT: .cfi_offset 31, -4
; CHECK-NEXT: ldi.d $w0, 4
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: jal foo
; CHECK-NEXT: nop
; CHECK-NEXT: ldi.d $w0, 4
; CHECK-NEXT: #APP
; CHECK-NEXT: #NO_APP
; CHECK-NEXT: lw $ra, 20($sp) # 4-byte Folded Reload
; CHECK-NEXT: jr $ra
; CHECK-NEXT: addiu $sp, $sp, 24
entry:
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<2 x i64> <i64 4, i64 4>)
tail call void @foo()
tail call void asm sideeffect "", "f,~{memory},~{$1}"(<2 x i64> <i64 4, i64 4>)
ret void
}