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TheRock/compiler/amd-llvm/llvm/test/CodeGen/X86/apx/ndd-neg-addr-index.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

73 lines
2.9 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
; RUN: llc %s -mtriple=x86_64-unknown -mattr=+ndd -verify-machineinstrs --show-mc-encoding -o - | FileCheck %s --check-prefix=NDD
define void @neg_8bit_1(i1 %cmp) {
; NDD-LABEL: neg_8bit_1:
; NDD: # %bb.0: # %entry
; NDD-NEXT: andb $1, %dil, %al # encoding: [0x62,0xf4,0x7c,0x18,0x80,0xe7,0x01]
; NDD-NEXT: movzbl 0, %ecx # encoding: [0x0f,0xb6,0x0c,0x25,0x00,0x00,0x00,0x00]
; NDD-NEXT: negb %al, %al # encoding: [0x62,0xf4,0x7c,0x18,0xf6,0xd8]
; NDD-NEXT: leal 2(%rcx,%rax), %eax # encoding: [0x8d,0x44,0x01,0x02]
; NDD-NEXT: movb %al, 0 # encoding: [0x88,0x04,0x25,0x00,0x00,0x00,0x00]
; NDD-NEXT: retq # encoding: [0xc3]
entry:
%cond = select i1 %cmp, i8 1, i8 2
%0 = load i8, ptr null, align 4
%add = add i8 %cond, %0
store i8 %add, ptr null, align 4
ret void
}
define void @neg_8bit_2(i8 %int8) {
; NDD-LABEL: neg_8bit_2:
; NDD: # %bb.0: # %entry
; NDD-NEXT: # kill: def $edi killed $edi def $rdi
; NDD-NEXT: addb %dil, %dil, %al # encoding: [0x62,0xf4,0x7c,0x18,0x00,0xff]
; NDD-NEXT: negb %al, %al # encoding: [0x62,0xf4,0x7c,0x18,0xf6,0xd8]
; NDD-NEXT: leal 1(%rdi,%rax), %eax # encoding: [0x8d,0x44,0x07,0x01]
; NDD-NEXT: # kill: def $al killed $al killed $eax
; NDD-NEXT: mulb %dil # encoding: [0x40,0xf6,0xe7]
; NDD-NEXT: testb %al, %al # encoding: [0x84,0xc0]
; NDD-NEXT: retq # encoding: [0xc3]
entry:
%0 = shl i8 %int8, 1
%sub = sub i8 %int8, %0
%add = add i8 %sub, 1
%div = mul i8 %add, %int8
%cmp = icmp slt i8 %div, 0
br i1 %cmp, label %label2, label %label1
label1: ; preds = %entry
ret void
label2: ; preds = %entry
ret void
}
define i32 @neg_16bit(i16 %0) {
; NDD-LABEL: neg_16bit:
; NDD: # %bb.0: # %entry
; NDD-NEXT: # kill: def $edi killed $edi def $rdi
; NDD-NEXT: incw %di, %ax # encoding: [0x62,0xf4,0x7d,0x18,0xff,0xc7]
; NDD-NEXT: addw $256, %di, %cx # encoding: [0x62,0xf4,0x75,0x18,0x81,0xc7,0x00,0x01]
; NDD-NEXT: # imm = 0x100
; NDD-NEXT: testw %ax, %ax # encoding: [0x66,0x85,0xc0]
; NDD-NEXT: cmovsl %ecx, %eax # EVEX TO LEGACY Compression encoding: [0x0f,0x48,0xc1]
; NDD-NEXT: andw $-256, %ax # EVEX TO LEGACY Compression encoding: [0x66,0x25,0x00,0xff]
; NDD-NEXT: negw %ax, %ax # encoding: [0x62,0xf4,0x7d,0x18,0xf7,0xd8]
; NDD-NEXT: leal 1(%rdi,%rax), %eax # encoding: [0x8d,0x44,0x07,0x01]
; NDD-NEXT: movzwl %ax, %eax # encoding: [0x0f,0xb7,0xc0]
; NDD-NEXT: movq %rax, 0 # encoding: [0x48,0x89,0x04,0x25,0x00,0x00,0x00,0x00]
; NDD-NEXT: xorl %eax, %eax # encoding: [0x31,0xc0]
; NDD-NEXT: retq # encoding: [0xc3]
entry:
%add = add i16 %0, 1
%rem = srem i16 %add, 256
%1 = zext i16 %rem to i19
%2 = sext i19 %1 to i64
%3 = getelementptr i8, ptr null, i64 %2
store ptr %3, ptr null, align 4
ret i32 0
}