test/CodeGen/X86/h-register-addressing-32.ll

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-- -mattr=-bmi | FileCheck %s

; Use h-register extract and zero-extend.

define double @foo8(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: foo8:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    fldl (%eax,%ecx,8)
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 8
  %t1 = and i32 %t0, 255
  %t2 = getelementptr double, ptr %p, i32 %t1
  %t3 = load double, ptr %t2, align 8
  ret double %t3
}

define float @foo4(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: foo4:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    flds (%eax,%ecx,4)
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 8
  %t1 = and i32 %t0, 255
  %t2 = getelementptr float, ptr %p, i32 %t1
  %t3 = load float, ptr %t2, align 8
  ret float %t3
}

define i16 @foo2(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: foo2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    movzwl (%eax,%ecx,2), %eax
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 8
  %t1 = and i32 %t0, 255
  %t2 = getelementptr i16, ptr %p, i32 %t1
  %t3 = load i16, ptr %t2, align 8
  ret i16 %t3
}

define i8 @foo1(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: foo1:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    movzbl (%eax,%ecx), %eax
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 8
  %t1 = and i32 %t0, 255
  %t2 = getelementptr i8, ptr %p, i32 %t1
  %t3 = load i8, ptr %t2, align 8
  ret i8 %t3
}

define i8 @bar8(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: bar8:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    movzbl (%eax,%ecx,8), %eax
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 5
  %t1 = and i32 %t0, 2040
  %t2 = getelementptr i8, ptr %p, i32 %t1
  %t3 = load i8, ptr %t2, align 8
  ret i8 %t3
}

define i8 @bar4(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: bar4:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    movzbl (%eax,%ecx,4), %eax
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 6
  %t1 = and i32 %t0, 1020
  %t2 = getelementptr i8, ptr %p, i32 %t1
  %t3 = load i8, ptr %t2, align 8
  ret i8 %t3
}

define i8 @bar2(ptr nocapture inreg %p, i32 inreg %x) nounwind readonly {
; CHECK-LABEL: bar2:
; CHECK:       # %bb.0:
; CHECK-NEXT:    movzbl %dh, %ecx
; CHECK-NEXT:    movzbl (%eax,%ecx,2), %eax
; CHECK-NEXT:    retl
  %t0 = lshr i32 %x, 7
  %t1 = and i32 %t0, 510
  %t2 = getelementptr i8, ptr %p, i32 %t1
  %t3 = load i8, ptr %t2, align 8
  ret i8 %t3
}