Index: test/CodeGen/X86/half.ll
===================================================================
--- test/CodeGen/X86/half.ll
+++ test/CodeGen/X86/half.ll
@@ -1,266 +1,833 @@
-; RUN: llc < %s -march=x86-64 -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=-f16c -asm-verbose=false -fixup-byte-word-insts=1 \
-; RUN:   | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-LIBCALL -check-prefix=BWON
-; RUN: llc < %s -march=x86-64 -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=-f16c -asm-verbose=false -fixup-byte-word-insts=0 \
-; RUN:   | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-LIBCALL -check-prefix=BWOFF
-; RUN: llc < %s -march=x86-64 -mtriple=x86_64-unknown-linux-gnu -mcpu=corei7 -mattr=+f16c -asm-verbose=false -fixup-byte-word-insts=1 \
-; RUN:    | FileCheck %s -check-prefix=CHECK -check-prefix=CHECK-F16C -check-prefix=BWON
-; RUN: llc < %s -mtriple=i686-unknown-linux-gnu -mattr +sse2 -asm-verbose=false -fixup-byte-word-insts=0  \
-; RUN:    | FileCheck %s -check-prefix=CHECK-I686
-
-define void @test_load_store(half* %in, half* %out) {
-; CHECK-LABEL: test_load_store:
-; BWON:  movzwl (%rdi), %eax
-; BWOFF: movw (%rdi), %ax
-; CHECK: movw %ax, (%rsi)
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=-f16c -fixup-byte-word-insts=1 \
+; RUN:   | FileCheck %s -check-prefixes=CHECK,CHECK-LIBCALL,BWON,BWON-NOF16C
+; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=-f16c  -fixup-byte-word-insts=0 \
+; RUN:   | FileCheck %s -check-prefixes=CHECK,CHECK-LIBCALL,BWOFF
+; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+f16c -fixup-byte-word-insts=1 \
+; RUN:    | FileCheck %s -check-prefixes=CHECK,BWON,BWON-F16C
+; RUN: llc < %s -mtriple=i686-unknown-linux-gnu -mattr +sse2 -fixup-byte-word-insts=0  \
+; RUN:    | FileCheck %s -check-prefixes=CHECK-I686
+
+define void @test_load_store(half* %in, half* %out) #0 {
+; BWON-LABEL: test_load_store:
+; BWON:       # BB#0:
+; BWON-NEXT:    movzwl (%rdi), %eax
+; BWON-NEXT:    movw %ax, (%rsi)
+; BWON-NEXT:    retq
+;
+; BWOFF-LABEL: test_load_store:
+; BWOFF:       # BB#0:
+; BWOFF-NEXT:    movw (%rdi), %ax
+; BWOFF-NEXT:    movw %ax, (%rsi)
+; BWOFF-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_load_store:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; CHECK-I686-NEXT:    movw (%ecx), %cx
+; CHECK-I686-NEXT:    movw %cx, (%eax)
+; CHECK-I686-NEXT:    retl
   %val = load half, half* %in
   store half %val, half* %out
   ret void
 }
 
-define i16 @test_bitcast_from_half(half* %addr) {
-; CHECK-LABEL: test_bitcast_from_half:
-; BWON:  movzwl (%rdi), %eax
-; BWOFF: movw (%rdi), %ax
+define i16 @test_bitcast_from_half(half* %addr) #0 {
+; BWON-LABEL: test_bitcast_from_half:
+; BWON:       # BB#0:
+; BWON-NEXT:    movzwl (%rdi), %eax
+; BWON-NEXT:    retq
+;
+; BWOFF-LABEL: test_bitcast_from_half:
+; BWOFF:       # BB#0:
+; BWOFF-NEXT:    movw (%rdi), %ax
+; BWOFF-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_bitcast_from_half:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movw (%eax), %ax
+; CHECK-I686-NEXT:    retl
   %val = load half, half* %addr
   %val_int = bitcast half %val to i16
   ret i16 %val_int
 }
 
-define void @test_bitcast_to_half(half* %addr, i16 %in) {
+define void @test_bitcast_to_half(half* %addr, i16 %in) #0 {
 ; CHECK-LABEL: test_bitcast_to_half:
-; CHECK: movw %si, (%rdi)
+; CHECK:       # BB#0:
+; CHECK-NEXT:    movw %si, (%rdi)
+; CHECK-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_bitcast_to_half:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    movw {{[0-9]+}}(%esp), %ax
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %ecx
+; CHECK-I686-NEXT:    movw %ax, (%ecx)
+; CHECK-I686-NEXT:    retl
   %val_fp = bitcast i16 %in to half
   store half %val_fp, half* %addr
   ret void
 }
 
-define float @test_extend32(half* %addr) {
-; CHECK-LABEL: test_extend32:
-
-; CHECK-LIBCALL: jmp __gnu_h2f_ieee
-; CHECK-F16C: vcvtph2ps
+define float @test_extend32(half* %addr) #0 {
+; CHECK-LIBCALL-LABEL: test_extend32:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    movzwl (%rdi), %edi
+; CHECK-LIBCALL-NEXT:    jmp __gnu_h2f_ieee # TAILCALL
+;
+; BWON-F16C-LABEL: test_extend32:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_extend32:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $12, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movzwl (%eax), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    addl $12, %esp
+; CHECK-I686-NEXT:    retl
   %val16 = load half, half* %addr
   %val32 = fpext half %val16 to float
   ret float %val32
 }
 
-define double @test_extend64(half* %addr) {
-; CHECK-LABEL: test_extend64:
-
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-LIBCALL: cvtss2sd
-; CHECK-F16C: vcvtph2ps
-; CHECK-F16C: vcvtss2sd
+define double @test_extend64(half* %addr) #0 {
+; CHECK-LIBCALL-LABEL: test_extend64:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rax
+; CHECK-LIBCALL-NEXT:    movzwl (%rdi), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    cvtss2sd %xmm0, %xmm0
+; CHECK-LIBCALL-NEXT:    popq %rax
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_extend64:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    vcvtss2sd %xmm0, %xmm0, %xmm0
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_extend64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $12, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movzwl (%eax), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    addl $12, %esp
+; CHECK-I686-NEXT:    retl
   %val16 = load half, half* %addr
   %val32 = fpext half %val16 to double
   ret double %val32
 }
 
-define void @test_trunc32(float %in, half* %addr) {
-; CHECK-LABEL: test_trunc32:
-
-; CHECK-LIBCALL: callq __gnu_f2h_ieee
-; CHECK-F16C: vcvtps2ph
+define void @test_trunc32(float %in, half* %addr) #0 {
+; CHECK-LIBCALL-LABEL: test_trunc32:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    movq %rdi, %rbx
+; CHECK-LIBCALL-NEXT:    callq __gnu_f2h_ieee
+; CHECK-LIBCALL-NEXT:    movw %ax, (%rbx)
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_trunc32:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vmovd %xmm0, %eax
+; BWON-F16C-NEXT:    movw %ax, (%rdi)
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_trunc32:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $8, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, (%esi)
+; CHECK-I686-NEXT:    addl $8, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %val16 = fptrunc float %in to half
   store half %val16, half* %addr
   ret void
 }
 
-define void @test_trunc64(double %in, half* %addr) {
+define void @test_trunc64(double %in, half* %addr) #0 {
 ; CHECK-LABEL: test_trunc64:
-
-; CHECK-LIBCALL: callq __truncdfhf2
-; CHECK-F16C: callq __truncdfhf2
+; CHECK:       # BB#0:
+; CHECK-NEXT:    pushq %rbx
+; CHECK-NEXT:    movq %rdi, %rbx
+; CHECK-NEXT:    callq __truncdfhf2
+; CHECK-NEXT:    movw %ax, (%rbx)
+; CHECK-NEXT:    popq %rbx
+; CHECK-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_trunc64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $8, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-I686-NEXT:    movsd %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __truncdfhf2
+; CHECK-I686-NEXT:    movw %ax, (%esi)
+; CHECK-I686-NEXT:    addl $8, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %val16 = fptrunc double %in to half
   store half %val16, half* %addr
   ret void
 }
 
 define i64 @test_fptosi_i64(half* %p) #0 {
-; CHECK-LABEL: test_fptosi_i64:
-
-; CHECK-LIBCALL-NEXT: pushq %rax
-; CHECK-LIBCALL-NEXT: movzwl (%rdi), %edi
-; CHECK-LIBCALL-NEXT: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-NEXT: cvttss2si %xmm0, %rax
-; CHECK-LIBCALL-NEXT: popq %rcx
-; CHECK-LIBCALL-NEXT: retq
-
-; CHECK-F16C-NEXT: movswl (%rdi), [[REG0:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vmovd [[REG0]], [[REG1:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvtph2ps [[REG1]], [[REG2:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvttss2si [[REG2]], %rax
-; CHECK-F16C-NEXT: retq
+; CHECK-LIBCALL-LABEL: test_fptosi_i64:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rax
+; CHECK-LIBCALL-NEXT:    movzwl (%rdi), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    cvttss2si %xmm0, %rax
+; CHECK-LIBCALL-NEXT:    popq %rcx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_fptosi_i64:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    vcvttss2si %xmm0, %rax
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_fptosi_i64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $12, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movzwl (%eax), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstps (%esp)
+; CHECK-I686-NEXT:    calll __fixsfdi
+; CHECK-I686-NEXT:    addl $12, %esp
+; CHECK-I686-NEXT:    retl
   %a = load half, half* %p, align 2
   %r = fptosi half %a to i64
   ret i64 %r
 }
 
 define void @test_sitofp_i64(i64 %a, half* %p) #0 {
-; CHECK-LABEL: test_sitofp_i64:
-
-; CHECK-LIBCALL-NEXT: pushq [[ADDR:%[a-z]+]]
-; CHECK-LIBCALL-NEXT: movq %rsi, [[ADDR]]
-; CHECK-LIBCALL-NEXT: cvtsi2ssq %rdi, %xmm0
-; CHECK-LIBCALL-NEXT: callq __gnu_f2h_ieee
-; CHECK-LIBCALL-NEXT: movw %ax, ([[ADDR]])
-; CHECK_LIBCALL-NEXT: popq [[ADDR]]
-; CHECK_LIBCALL-NEXT: retq
-
-; CHECK-F16C-NEXT: vcvtsi2ssq %rdi, [[REG0:%[a-z0-9]+]], [[REG0]]
-; CHECK-F16C-NEXT: vcvtps2ph $4, [[REG0]], [[REG0]]
-; CHECK-F16C-NEXT: vmovd [[REG0]], %eax
-; CHECK-F16C-NEXT: movw %ax, (%rsi)
-; CHECK-F16C-NEXT: retq
+; CHECK-LIBCALL-LABEL: test_sitofp_i64:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    movq %rsi, %rbx
+; CHECK-LIBCALL-NEXT:    cvtsi2ssq %rdi, %xmm0
+; CHECK-LIBCALL-NEXT:    callq __gnu_f2h_ieee
+; CHECK-LIBCALL-NEXT:    movw %ax, (%rbx)
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_sitofp_i64:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    vcvtsi2ssq %rdi, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vmovd %xmm0, %eax
+; BWON-F16C-NEXT:    movw %ax, (%rsi)
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_sitofp_i64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $24, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-I686-NEXT:    movlps %xmm0, {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fildll {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, (%esi)
+; CHECK-I686-NEXT:    addl $24, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %r = sitofp i64 %a to half
   store half %r, half* %p
   ret void
 }
 
 define i64 @test_fptoui_i64(half* %p) #0 {
-; CHECK-LABEL: test_fptoui_i64:
-
-; FP_TO_UINT is expanded using FP_TO_SINT
-; CHECK-LIBCALL-NEXT: pushq %rax
-; CHECK-LIBCALL-NEXT: movzwl (%rdi), %edi
-; CHECK-LIBCALL-NEXT: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-NEXT: movss {{.[A-Z_0-9]+}}(%rip), [[REG1:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: movaps %xmm0, [[REG2:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: subss [[REG1]], [[REG2]]
-; CHECK-LIBCALL-NEXT: cvttss2si [[REG2]], [[REG3:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: movabsq  $-9223372036854775808, [[REG4:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: xorq [[REG3]], [[REG4]]
-; CHECK-LIBCALL-NEXT: cvttss2si %xmm0, [[REG5:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: ucomiss [[REG1]], %xmm0
-; CHECK-LIBCALL-NEXT: cmovaeq [[REG4]], [[REG5]]
-; CHECK-LIBCALL-NEXT: popq %rcx
-; CHECK-LIBCALL-NEXT: retq
-
-; CHECK-F16C-NEXT: movswl (%rdi), [[REG0:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vmovd [[REG0]], [[REG1:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvtph2ps [[REG1]], [[REG2:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vmovss {{.[A-Z_0-9]+}}(%rip), [[REG3:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vsubss [[REG3]], [[REG2]], [[REG4:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvttss2si [[REG4]], [[REG5:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: movabsq $-9223372036854775808, [[REG6:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: xorq [[REG5]], [[REG6:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvttss2si [[REG2]], [[REG7:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vucomiss [[REG3]], [[REG2]]
-; CHECK-F16C-NEXT: cmovaeq [[REG6]], %rax
-; CHECK-F16C-NEXT: retq
+; CHECK-LIBCALL-LABEL: test_fptoui_i64:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rax
+; CHECK-LIBCALL-NEXT:    movzwl (%rdi), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; CHECK-LIBCALL-NEXT:    movaps %xmm0, %xmm2
+; CHECK-LIBCALL-NEXT:    subss %xmm1, %xmm2
+; CHECK-LIBCALL-NEXT:    cvttss2si %xmm2, %rax
+; CHECK-LIBCALL-NEXT:    movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
+; CHECK-LIBCALL-NEXT:    xorq %rax, %rcx
+; CHECK-LIBCALL-NEXT:    cvttss2si %xmm0, %rax
+; CHECK-LIBCALL-NEXT:    ucomiss %xmm1, %xmm0
+; CHECK-LIBCALL-NEXT:    cmovaeq %rcx, %rax
+; CHECK-LIBCALL-NEXT:    popq %rcx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_fptoui_i64:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    vmovss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; BWON-F16C-NEXT:    vsubss %xmm1, %xmm0, %xmm2
+; BWON-F16C-NEXT:    vcvttss2si %xmm2, %rax
+; BWON-F16C-NEXT:    movabsq $-9223372036854775808, %rcx # imm = 0x8000000000000000
+; BWON-F16C-NEXT:    xorq %rax, %rcx
+; BWON-F16C-NEXT:    vcvttss2si %xmm0, %rax
+; BWON-F16C-NEXT:    vucomiss %xmm1, %xmm0
+; BWON-F16C-NEXT:    cmovaeq %rcx, %rax
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_fptoui_i64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $12, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movzwl (%eax), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstps (%esp)
+; CHECK-I686-NEXT:    calll __fixunssfdi
+; CHECK-I686-NEXT:    addl $12, %esp
+; CHECK-I686-NEXT:    retl
   %a = load half, half* %p, align 2
   %r = fptoui half %a to i64
   ret i64 %r
 }
 
 define void @test_uitofp_i64(i64 %a, half* %p) #0 {
-; CHECK-LABEL: test_uitofp_i64:
-; CHECK-LIBCALL-NEXT: pushq [[ADDR:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: movq %rsi, [[ADDR]]
-; CHECK-NEXT: testq %rdi, %rdi
-; CHECK-NEXT: js [[LABEL1:.LBB[0-9_]+]]
-
-; simple conversion to float if non-negative
-; CHECK-LIBCALL-NEXT: cvtsi2ssq %rdi, [[REG1:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vcvtsi2ssq %rdi, [[REG1:%[a-z0-9]+]], [[REG1]]
-; CHECK-NEXT: jmp [[LABEL2:.LBB[0-9_]+]]
-
-; convert using shift+or if negative
-; CHECK-NEXT: [[LABEL1]]:
-; CHECK-NEXT: movq %rdi, %rax
-; CHECK-NEXT: shrq %rax
-; CHECK-NEXT: andl $1, %edi
-; CHECK-NEXT: orq %rax, [[REG2:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: cvtsi2ssq [[REG2]], [[REG3:%[a-z0-9]+]]
-; CHECK-LIBCALL-NEXT: addss [[REG3]], [[REG1]]
-; CHECK-F16C-NEXT: vcvtsi2ssq [[REG2]], [[REG3:%[a-z0-9]+]], [[REG3]]
-; CHECK-F16C-NEXT: vaddss [[REG3]], [[REG3]], [[REG1:[%a-z0-9]+]]
-
-; convert float to half
-; CHECK-NEXT: [[LABEL2]]:
-; CHECK-LIBCALL-NEXT: callq __gnu_f2h_ieee
-; CHECK-LIBCALL-NEXT: movw %ax, ([[ADDR]])
-; CHECK-LIBCALL-NEXT: popq [[ADDR]]
-; CHECK-F16C-NEXT: vcvtps2ph $4, [[REG1]], [[REG4:%[a-z0-9]+]]
-; CHECK-F16C-NEXT: vmovd [[REG4]], %eax
-; CHECK-F16C-NEXT: movw %ax, (%rsi)
-; CHECK-NEXT: retq
-
+; CHECK-LIBCALL-LABEL: test_uitofp_i64:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    movq %rsi, %rbx
+; CHECK-LIBCALL-NEXT:    testq %rdi, %rdi
+; CHECK-LIBCALL-NEXT:    js .LBB10_1
+; CHECK-LIBCALL-NEXT:  # BB#2:
+; CHECK-LIBCALL-NEXT:    cvtsi2ssq %rdi, %xmm0
+; CHECK-LIBCALL-NEXT:    jmp .LBB10_3
+; CHECK-LIBCALL-NEXT:  .LBB10_1:
+; CHECK-LIBCALL-NEXT:    movq %rdi, %rax
+; CHECK-LIBCALL-NEXT:    shrq %rax
+; CHECK-LIBCALL-NEXT:    andl $1, %edi
+; CHECK-LIBCALL-NEXT:    orq %rax, %rdi
+; CHECK-LIBCALL-NEXT:    cvtsi2ssq %rdi, %xmm0
+; CHECK-LIBCALL-NEXT:    addss %xmm0, %xmm0
+; CHECK-LIBCALL-NEXT:  .LBB10_3:
+; CHECK-LIBCALL-NEXT:    callq __gnu_f2h_ieee
+; CHECK-LIBCALL-NEXT:    movw %ax, (%rbx)
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_uitofp_i64:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    testq %rdi, %rdi
+; BWON-F16C-NEXT:    js .LBB10_1
+; BWON-F16C-NEXT:  # BB#2:
+; BWON-F16C-NEXT:    vcvtsi2ssq %rdi, %xmm0, %xmm0
+; BWON-F16C-NEXT:    jmp .LBB10_3
+; BWON-F16C-NEXT:  .LBB10_1:
+; BWON-F16C-NEXT:    movq %rdi, %rax
+; BWON-F16C-NEXT:    shrq %rax
+; BWON-F16C-NEXT:    andl $1, %edi
+; BWON-F16C-NEXT:    orq %rax, %rdi
+; BWON-F16C-NEXT:    vcvtsi2ssq %rdi, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vaddss %xmm0, %xmm0, %xmm0
+; BWON-F16C-NEXT:  .LBB10_3:
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vmovd %xmm0, %eax
+; BWON-F16C-NEXT:    movw %ax, (%rsi)
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_uitofp_i64:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $24, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-I686-NEXT:    movlps %xmm0, {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    xorl %eax, %eax
+; CHECK-I686-NEXT:    cmpl $0, {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    setns %al
+; CHECK-I686-NEXT:    fildll {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fadds {{\.LCPI.*}}(,%eax,4)
+; CHECK-I686-NEXT:    fstps (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, (%esi)
+; CHECK-I686-NEXT:    addl $24, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %r = uitofp i64 %a to half
   store half %r, half* %p
   ret void
 }
 
 define <4 x float> @test_extend32_vec4(<4 x half>* %p) #0 {
-; CHECK-LABEL: test_extend32_vec4:
-
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-F16C: vcvtph2ps
-; CHECK-F16C: vcvtph2ps
-; CHECK-F16C: vcvtph2ps
-; CHECK-F16C: vcvtph2ps
+; CHECK-LIBCALL-LABEL: test_extend32_vec4:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    subq $48, %rsp
+; CHECK-LIBCALL-NEXT:    movq %rdi, %rbx
+; CHECK-LIBCALL-NEXT:    movzwl (%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp) # 16-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl 2(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp) # 16-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl 4(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl 6(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movaps (%rsp), %xmm1 # 16-byte Reload
+; CHECK-LIBCALL-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; CHECK-LIBCALL-NEXT:    movaps {{[0-9]+}}(%rsp), %xmm0 # 16-byte Reload
+; CHECK-LIBCALL-NEXT:    unpcklps {{[0-9]+}}(%rsp), %xmm0 # 16-byte Folded Reload
+; CHECK-LIBCALL-NEXT:    # xmm0 = xmm0[0],mem[0],xmm0[1],mem[1]
+; CHECK-LIBCALL-NEXT:    unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; CHECK-LIBCALL-NEXT:    addq $48, %rsp
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_extend32_vec4:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl 6(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    movswl 4(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm1
+; BWON-F16C-NEXT:    vcvtph2ps %xmm1, %xmm1
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm2
+; BWON-F16C-NEXT:    vcvtph2ps %xmm2, %xmm2
+; BWON-F16C-NEXT:    movswl 2(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm3
+; BWON-F16C-NEXT:    vcvtph2ps %xmm3, %xmm3
+; BWON-F16C-NEXT:    vinsertps {{.*#+}} xmm2 = xmm2[0],xmm3[0],xmm2[2,3]
+; BWON-F16C-NEXT:    vinsertps {{.*#+}} xmm1 = xmm2[0,1],xmm1[0],xmm2[3]
+; BWON-F16C-NEXT:    vinsertps {{.*#+}} xmm0 = xmm1[0,1,2],xmm0[0]
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_extend32_vec4:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $56, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movzwl 2(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpt {{[0-9]+}}(%esp) # 10-byte Folded Spill
+; CHECK-I686-NEXT:    movzwl 4(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpt {{[0-9]+}}(%esp) # 10-byte Folded Spill
+; CHECK-I686-NEXT:    movzwl 6(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    movzwl (%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fldt {{[0-9]+}}(%esp) # 10-byte Folded Reload
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fldt {{[0-9]+}}(%esp) # 10-byte Folded Reload
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm1 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    unpcklps {{.*#+}} xmm1 = xmm1[0],xmm0[0],xmm1[1],xmm0[1]
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm2 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    unpcklps {{.*#+}} xmm0 = xmm0[0],xmm2[0],xmm0[1],xmm2[1]
+; CHECK-I686-NEXT:    unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; CHECK-I686-NEXT:    addl $56, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %a = load <4 x half>, <4 x half>* %p, align 8
   %b = fpext <4 x half> %a to <4 x float>
   ret <4 x float> %b
 }
 
 define <4 x double> @test_extend64_vec4(<4 x half>* %p) #0 {
-; CHECK-LABEL: test_extend64_vec4
-
-; CHECK-LIBCALL: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-DAG: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-DAG: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-DAG: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-DAG: cvtss2sd
-; CHECK-LIBCALL-DAG: cvtss2sd
-; CHECK-LIBCALL-DAG: cvtss2sd
-; CHECK-LIBCALL: cvtss2sd
-; CHECK-F16C: vcvtph2ps
-; CHECK-F16C-DAG: vcvtph2ps
-; CHECK-F16C-DAG: vcvtph2ps
-; CHECK-F16C-DAG: vcvtph2ps
-; CHECK-F16C-DAG: vcvtss2sd
-; CHECK-F16C-DAG: vcvtss2sd
-; CHECK-F16C-DAG: vcvtss2sd
-; CHECK-F16C: vcvtss2sd
+; CHECK-LIBCALL-LABEL: test_extend64_vec4:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    subq $16, %rsp
+; CHECK-LIBCALL-NEXT:    movq %rdi, %rbx
+; CHECK-LIBCALL-NEXT:    movzwl 4(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movss %xmm0, {{[0-9]+}}(%rsp) # 4-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl 6(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movss %xmm0, {{[0-9]+}}(%rsp) # 4-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl (%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movss %xmm0, {{[0-9]+}}(%rsp) # 4-byte Spill
+; CHECK-LIBCALL-NEXT:    movzwl 2(%rbx), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    cvtss2sd %xmm0, %xmm1
+; CHECK-LIBCALL-NEXT:    movss {{[0-9]+}}(%rsp), %xmm0 # 4-byte Reload
+; CHECK-LIBCALL-NEXT:    # xmm0 = mem[0],zero,zero,zero
+; CHECK-LIBCALL-NEXT:    cvtss2sd %xmm0, %xmm0
+; CHECK-LIBCALL-NEXT:    unpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; CHECK-LIBCALL-NEXT:    movss {{[0-9]+}}(%rsp), %xmm1 # 4-byte Reload
+; CHECK-LIBCALL-NEXT:    # xmm1 = mem[0],zero,zero,zero
+; CHECK-LIBCALL-NEXT:    cvtss2sd %xmm1, %xmm2
+; CHECK-LIBCALL-NEXT:    movss {{[0-9]+}}(%rsp), %xmm1 # 4-byte Reload
+; CHECK-LIBCALL-NEXT:    # xmm1 = mem[0],zero,zero,zero
+; CHECK-LIBCALL-NEXT:    cvtss2sd %xmm1, %xmm1
+; CHECK-LIBCALL-NEXT:    unpcklpd {{.*#+}} xmm1 = xmm1[0],xmm2[0]
+; CHECK-LIBCALL-NEXT:    addq $16, %rsp
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_extend64_vec4:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    movswl 2(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm1
+; BWON-F16C-NEXT:    vcvtph2ps %xmm1, %xmm1
+; BWON-F16C-NEXT:    movswl 4(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm2
+; BWON-F16C-NEXT:    vcvtph2ps %xmm2, %xmm2
+; BWON-F16C-NEXT:    movswl 6(%rdi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm3
+; BWON-F16C-NEXT:    vcvtph2ps %xmm3, %xmm3
+; BWON-F16C-NEXT:    vcvtss2sd %xmm3, %xmm3, %xmm3
+; BWON-F16C-NEXT:    vcvtss2sd %xmm2, %xmm2, %xmm2
+; BWON-F16C-NEXT:    vunpcklpd {{.*#+}} xmm2 = xmm2[0],xmm3[0]
+; BWON-F16C-NEXT:    vcvtss2sd %xmm1, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vcvtss2sd %xmm0, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vunpcklpd {{.*#+}} xmm0 = xmm0[0],xmm1[0]
+; BWON-F16C-NEXT:    vinsertf128 $1, %xmm2, %ymm0, %ymm0
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_extend64_vec4:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $88, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %esi
+; CHECK-I686-NEXT:    movzwl 6(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpt {{[0-9]+}}(%esp) # 10-byte Folded Spill
+; CHECK-I686-NEXT:    movzwl 4(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpt {{[0-9]+}}(%esp) # 10-byte Folded Spill
+; CHECK-I686-NEXT:    movzwl 2(%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpt {{[0-9]+}}(%esp) # 10-byte Folded Spill
+; CHECK-I686-NEXT:    movzwl (%esi), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstpl {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fldt {{[0-9]+}}(%esp) # 10-byte Folded Reload
+; CHECK-I686-NEXT:    fstpl {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fldt {{[0-9]+}}(%esp) # 10-byte Folded Reload
+; CHECK-I686-NEXT:    fstpl {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    fldt {{[0-9]+}}(%esp) # 10-byte Folded Reload
+; CHECK-I686-NEXT:    fstpl {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    movsd {{.*#+}} xmm0 = mem[0],zero
+; CHECK-I686-NEXT:    movhpd {{.*#+}} xmm0 = xmm0[0],mem[0]
+; CHECK-I686-NEXT:    movsd {{.*#+}} xmm1 = mem[0],zero
+; CHECK-I686-NEXT:    movhpd {{.*#+}} xmm1 = xmm1[0],mem[0]
+; CHECK-I686-NEXT:    addl $88, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    retl
   %a = load <4 x half>, <4 x half>* %p, align 8
   %b = fpext <4 x half> %a to <4 x double>
   ret <4 x double> %b
 }
 
-define void @test_trunc32_vec4(<4 x float> %a, <4 x half>* %p) {
-; CHECK-LABEL: test_trunc32_vec4:
-
-; CHECK-LIBCALL: callq __gnu_f2h_ieee
-; CHECK-LIBCALL: callq __gnu_f2h_ieee
-; CHECK-LIBCALL: callq __gnu_f2h_ieee
-; CHECK-LIBCALL: callq __gnu_f2h_ieee
-; CHECK-F16C: vcvtps2ph
-; CHECK-F16C: vcvtps2ph
-; CHECK-F16C: vcvtps2ph
-; CHECK-F16C: vcvtps2ph
-; CHECK: movw
-; CHECK: movw
-; CHECK: movw
-; CHECK: movw
+define void @test_trunc32_vec4(<4 x float> %a, <4 x half>* %p) #0 {
+; BWON-NOF16C-LABEL: test_trunc32_vec4:
+; BWON-NOF16C:       # BB#0:
+; BWON-NOF16C-NEXT:    pushq %rbp
+; BWON-NOF16C-NEXT:    pushq %r15
+; BWON-NOF16C-NEXT:    pushq %r14
+; BWON-NOF16C-NEXT:    pushq %rbx
+; BWON-NOF16C-NEXT:    subq $24, %rsp
+; BWON-NOF16C-NEXT:    movq %rdi, %rbx
+; BWON-NOF16C-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
+; BWON-NOF16C-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; BWON-NOF16C-NEXT:    callq __gnu_f2h_ieee
+; BWON-NOF16C-NEXT:    movl %eax, %r14d
+; BWON-NOF16C-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWON-NOF16C-NEXT:    callq __gnu_f2h_ieee
+; BWON-NOF16C-NEXT:    movl %eax, %r15d
+; BWON-NOF16C-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; BWON-NOF16C-NEXT:    callq __gnu_f2h_ieee
+; BWON-NOF16C-NEXT:    movl %eax, %ebp
+; BWON-NOF16C-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    callq __gnu_f2h_ieee
+; BWON-NOF16C-NEXT:    movw %ax, (%rbx)
+; BWON-NOF16C-NEXT:    movw %bp, 6(%rbx)
+; BWON-NOF16C-NEXT:    movw %r15w, 4(%rbx)
+; BWON-NOF16C-NEXT:    movw %r14w, 2(%rbx)
+; BWON-NOF16C-NEXT:    addq $24, %rsp
+; BWON-NOF16C-NEXT:    popq %rbx
+; BWON-NOF16C-NEXT:    popq %r14
+; BWON-NOF16C-NEXT:    popq %r15
+; BWON-NOF16C-NEXT:    popq %rbp
+; BWON-NOF16C-NEXT:    retq
+;
+; BWOFF-LABEL: test_trunc32_vec4:
+; BWOFF:       # BB#0:
+; BWOFF-NEXT:    pushq %rbp
+; BWOFF-NEXT:    pushq %r15
+; BWOFF-NEXT:    pushq %r14
+; BWOFF-NEXT:    pushq %rbx
+; BWOFF-NEXT:    subq $24, %rsp
+; BWOFF-NEXT:    movq %rdi, %rbx
+; BWOFF-NEXT:    movaps %xmm0, (%rsp) # 16-byte Spill
+; BWOFF-NEXT:    shufps {{.*#+}} xmm0 = xmm0[1,1,2,3]
+; BWOFF-NEXT:    callq __gnu_f2h_ieee
+; BWOFF-NEXT:    movw %ax, %r14w
+; BWOFF-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWOFF-NEXT:    callq __gnu_f2h_ieee
+; BWOFF-NEXT:    movw %ax, %r15w
+; BWOFF-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; BWOFF-NEXT:    callq __gnu_f2h_ieee
+; BWOFF-NEXT:    movw %ax, %bp
+; BWOFF-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    callq __gnu_f2h_ieee
+; BWOFF-NEXT:    movw %ax, (%rbx)
+; BWOFF-NEXT:    movw %bp, 6(%rbx)
+; BWOFF-NEXT:    movw %r15w, 4(%rbx)
+; BWOFF-NEXT:    movw %r14w, 2(%rbx)
+; BWOFF-NEXT:    addq $24, %rsp
+; BWOFF-NEXT:    popq %rbx
+; BWOFF-NEXT:    popq %r14
+; BWOFF-NEXT:    popq %r15
+; BWOFF-NEXT:    popq %rbp
+; BWOFF-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_trunc32_vec4:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    vmovshdup {{.*#+}} xmm1 = xmm0[1,1,3,3]
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vmovd %xmm1, %eax
+; BWON-F16C-NEXT:    vpermilpd {{.*#+}} xmm1 = xmm0[1,0]
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vmovd %xmm1, %ecx
+; BWON-F16C-NEXT:    vpermilps {{.*#+}} xmm1 = xmm0[3,1,2,3]
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vmovd %xmm1, %edx
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vmovd %xmm0, %esi
+; BWON-F16C-NEXT:    movw %si, (%rdi)
+; BWON-F16C-NEXT:    movw %dx, 6(%rdi)
+; BWON-F16C-NEXT:    movw %cx, 4(%rdi)
+; BWON-F16C-NEXT:    movw %ax, 2(%rdi)
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_trunc32_vec4:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %ebp
+; CHECK-I686-NEXT:    pushl %ebx
+; CHECK-I686-NEXT:    pushl %edi
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $44, %esp
+; CHECK-I686-NEXT:    movaps %xmm0, {{[0-9]+}}(%esp) # 16-byte Spill
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %ebp
+; CHECK-I686-NEXT:    movaps %xmm0, %xmm1
+; CHECK-I686-NEXT:    shufps {{.*#+}} xmm1 = xmm1[1,1,2,3]
+; CHECK-I686-NEXT:    movss %xmm1, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, %si
+; CHECK-I686-NEXT:    movaps {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, %di
+; CHECK-I686-NEXT:    movaps {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    shufps {{.*#+}} xmm0 = xmm0[3,1,2,3]
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, %bx
+; CHECK-I686-NEXT:    movaps {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movw %ax, (%ebp)
+; CHECK-I686-NEXT:    movw %bx, 6(%ebp)
+; CHECK-I686-NEXT:    movw %di, 4(%ebp)
+; CHECK-I686-NEXT:    movw %si, 2(%ebp)
+; CHECK-I686-NEXT:    addl $44, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    popl %edi
+; CHECK-I686-NEXT:    popl %ebx
+; CHECK-I686-NEXT:    popl %ebp
+; CHECK-I686-NEXT:    retl
   %v = fptrunc <4 x float> %a to <4 x half>
   store <4 x half> %v, <4 x half>* %p
   ret void
 }
 
-define void @test_trunc64_vec4(<4 x double> %a, <4 x half>* %p) {
-; CHECK-LABEL: test_trunc64_vec4:
-; CHECK: callq  __truncdfhf2
-; CHECK: callq  __truncdfhf2
-; CHECK: callq  __truncdfhf2
-; CHECK: callq  __truncdfhf2
-; CHECK: movw
-; CHECK: movw
-; CHECK: movw
-; CHECK: movw
+define void @test_trunc64_vec4(<4 x double> %a, <4 x half>* %p) #0 {
+; BWON-NOF16C-LABEL: test_trunc64_vec4:
+; BWON-NOF16C:       # BB#0:
+; BWON-NOF16C-NEXT:    pushq %rbp
+; BWON-NOF16C-NEXT:    pushq %r15
+; BWON-NOF16C-NEXT:    pushq %r14
+; BWON-NOF16C-NEXT:    pushq %rbx
+; BWON-NOF16C-NEXT:    subq $40, %rsp
+; BWON-NOF16C-NEXT:    movq %rdi, %rbx
+; BWON-NOF16C-NEXT:    movaps %xmm1, (%rsp) # 16-byte Spill
+; BWON-NOF16C-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp) # 16-byte Spill
+; BWON-NOF16C-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWON-NOF16C-NEXT:    callq __truncdfhf2
+; BWON-NOF16C-NEXT:    movl %eax, %r14d
+; BWON-NOF16C-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWON-NOF16C-NEXT:    callq __truncdfhf2
+; BWON-NOF16C-NEXT:    movl %eax, %r15d
+; BWON-NOF16C-NEXT:    movaps {{[0-9]+}}(%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    callq __truncdfhf2
+; BWON-NOF16C-NEXT:    movl %eax, %ebp
+; BWON-NOF16C-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWON-NOF16C-NEXT:    callq __truncdfhf2
+; BWON-NOF16C-NEXT:    movw %ax, 4(%rbx)
+; BWON-NOF16C-NEXT:    movw %bp, (%rbx)
+; BWON-NOF16C-NEXT:    movw %r15w, 6(%rbx)
+; BWON-NOF16C-NEXT:    movw %r14w, 2(%rbx)
+; BWON-NOF16C-NEXT:    addq $40, %rsp
+; BWON-NOF16C-NEXT:    popq %rbx
+; BWON-NOF16C-NEXT:    popq %r14
+; BWON-NOF16C-NEXT:    popq %r15
+; BWON-NOF16C-NEXT:    popq %rbp
+; BWON-NOF16C-NEXT:    retq
+;
+; BWOFF-LABEL: test_trunc64_vec4:
+; BWOFF:       # BB#0:
+; BWOFF-NEXT:    pushq %rbp
+; BWOFF-NEXT:    pushq %r15
+; BWOFF-NEXT:    pushq %r14
+; BWOFF-NEXT:    pushq %rbx
+; BWOFF-NEXT:    subq $40, %rsp
+; BWOFF-NEXT:    movq %rdi, %rbx
+; BWOFF-NEXT:    movaps %xmm1, (%rsp) # 16-byte Spill
+; BWOFF-NEXT:    movaps %xmm0, {{[0-9]+}}(%rsp) # 16-byte Spill
+; BWOFF-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWOFF-NEXT:    callq __truncdfhf2
+; BWOFF-NEXT:    movw %ax, %r14w
+; BWOFF-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    movhlps {{.*#+}} xmm0 = xmm0[1,1]
+; BWOFF-NEXT:    callq __truncdfhf2
+; BWOFF-NEXT:    movw %ax, %r15w
+; BWOFF-NEXT:    movaps {{[0-9]+}}(%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    callq __truncdfhf2
+; BWOFF-NEXT:    movw %ax, %bp
+; BWOFF-NEXT:    movaps (%rsp), %xmm0 # 16-byte Reload
+; BWOFF-NEXT:    callq __truncdfhf2
+; BWOFF-NEXT:    movw %ax, 4(%rbx)
+; BWOFF-NEXT:    movw %bp, (%rbx)
+; BWOFF-NEXT:    movw %r15w, 6(%rbx)
+; BWOFF-NEXT:    movw %r14w, 2(%rbx)
+; BWOFF-NEXT:    addq $40, %rsp
+; BWOFF-NEXT:    popq %rbx
+; BWOFF-NEXT:    popq %r14
+; BWOFF-NEXT:    popq %r15
+; BWOFF-NEXT:    popq %rbp
+; BWOFF-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_trunc64_vec4:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    pushq %rbp
+; BWON-F16C-NEXT:    pushq %r15
+; BWON-F16C-NEXT:    pushq %r14
+; BWON-F16C-NEXT:    pushq %rbx
+; BWON-F16C-NEXT:    subq $88, %rsp
+; BWON-F16C-NEXT:    movq %rdi, %rbx
+; BWON-F16C-NEXT:    vmovupd %ymm0, {{[0-9]+}}(%rsp) # 32-byte Spill
+; BWON-F16C-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
+; BWON-F16C-NEXT:    vzeroupper
+; BWON-F16C-NEXT:    callq __truncdfhf2
+; BWON-F16C-NEXT:    movl %eax, %r14d
+; BWON-F16C-NEXT:    vmovups {{[0-9]+}}(%rsp), %ymm0 # 32-byte Reload
+; BWON-F16C-NEXT:    vextractf128 $1, %ymm0, %xmm0
+; BWON-F16C-NEXT:    vmovapd %xmm0, {{[0-9]+}}(%rsp) # 16-byte Spill
+; BWON-F16C-NEXT:    vpermilpd {{.*#+}} xmm0 = xmm0[1,0]
+; BWON-F16C-NEXT:    vzeroupper
+; BWON-F16C-NEXT:    callq __truncdfhf2
+; BWON-F16C-NEXT:    movl %eax, %r15d
+; BWON-F16C-NEXT:    vmovups {{[0-9]+}}(%rsp), %ymm0 # 32-byte Reload
+; BWON-F16C-NEXT:    # kill: %XMM0<def> %XMM0<kill> %YMM0<kill>
+; BWON-F16C-NEXT:    vzeroupper
+; BWON-F16C-NEXT:    callq __truncdfhf2
+; BWON-F16C-NEXT:    movl %eax, %ebp
+; BWON-F16C-NEXT:    vmovaps {{[0-9]+}}(%rsp), %xmm0 # 16-byte Reload
+; BWON-F16C-NEXT:    callq __truncdfhf2
+; BWON-F16C-NEXT:    movw %ax, 4(%rbx)
+; BWON-F16C-NEXT:    movw %bp, (%rbx)
+; BWON-F16C-NEXT:    movw %r15w, 6(%rbx)
+; BWON-F16C-NEXT:    movw %r14w, 2(%rbx)
+; BWON-F16C-NEXT:    addq $88, %rsp
+; BWON-F16C-NEXT:    popq %rbx
+; BWON-F16C-NEXT:    popq %r14
+; BWON-F16C-NEXT:    popq %r15
+; BWON-F16C-NEXT:    popq %rbp
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_trunc64_vec4:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    pushl %ebp
+; CHECK-I686-NEXT:    pushl %ebx
+; CHECK-I686-NEXT:    pushl %edi
+; CHECK-I686-NEXT:    pushl %esi
+; CHECK-I686-NEXT:    subl $60, %esp
+; CHECK-I686-NEXT:    movaps %xmm1, {{[0-9]+}}(%esp) # 16-byte Spill
+; CHECK-I686-NEXT:    movaps %xmm0, {{[0-9]+}}(%esp) # 16-byte Spill
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %ebp
+; CHECK-I686-NEXT:    movlps %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __truncdfhf2
+; CHECK-I686-NEXT:    movw %ax, %si
+; CHECK-I686-NEXT:    movapd {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    movhpd %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __truncdfhf2
+; CHECK-I686-NEXT:    movw %ax, %di
+; CHECK-I686-NEXT:    movaps {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    movlps %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __truncdfhf2
+; CHECK-I686-NEXT:    movw %ax, %bx
+; CHECK-I686-NEXT:    movapd {{[0-9]+}}(%esp), %xmm0 # 16-byte Reload
+; CHECK-I686-NEXT:    movhpd %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __truncdfhf2
+; CHECK-I686-NEXT:    movw %ax, 6(%ebp)
+; CHECK-I686-NEXT:    movw %bx, 4(%ebp)
+; CHECK-I686-NEXT:    movw %di, 2(%ebp)
+; CHECK-I686-NEXT:    movw %si, (%ebp)
+; CHECK-I686-NEXT:    addl $60, %esp
+; CHECK-I686-NEXT:    popl %esi
+; CHECK-I686-NEXT:    popl %edi
+; CHECK-I686-NEXT:    popl %ebx
+; CHECK-I686-NEXT:    popl %ebp
+; CHECK-I686-NEXT:    retl
   %v = fptrunc <4 x double> %a to <4 x half>
   store <4 x half> %v, <4 x half>* %p
   ret void
@@ -268,44 +835,99 @@
 
 declare float @test_floatret();
 
-; On i686, if SSE2 is available, the return value from test_floatret is loaded
-; to f80 and then rounded to f32.  The DAG combiner should not combine this
-; fp_round and the subsequent fptrunc from float to half.
 define half @test_f80trunc_nodagcombine() #0 {
-; CHECK-LABEL: test_f80trunc_nodagcombine:
-; CHECK-I686-NOT: calll __truncxfhf2
+; CHECK-LIBCALL-LABEL: test_f80trunc_nodagcombine:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rax
+; CHECK-LIBCALL-NEXT:    callq test_floatret
+; CHECK-LIBCALL-NEXT:    callq __gnu_f2h_ieee
+; CHECK-LIBCALL-NEXT:    movzwl %ax, %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    popq %rax
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_f80trunc_nodagcombine:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    pushq %rax
+; BWON-F16C-NEXT:    callq test_floatret
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm0, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    popq %rax
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_f80trunc_nodagcombine:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $12, %esp
+; CHECK-I686-NEXT:    calll test_floatret
+; CHECK-I686-NEXT:    fstps (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movzwl %ax, %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    addl $12, %esp
+; CHECK-I686-NEXT:    retl
   %1 = call float @test_floatret()
   %2 = fptrunc float %1 to half
   ret half %2
 }
 
-; CHECK-LABEL: test_sitofp_fadd_i32:
 
-; CHECK-LIBCALL-NEXT: pushq %rbx
-; CHECK-LIBCALL-NEXT: subq $16, %rsp
-; CHECK-LIBCALL-NEXT: movl %edi, %ebx
-; CHECK-LIBCALL-NEXT: movzwl (%rsi), %edi
-; CHECK-LIBCALL-NEXT: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-NEXT: movss %xmm0, 12(%rsp)
-; CHECK-LIBCALL-NEXT: cvtsi2ssl %ebx, %xmm0
-; CHECK-LIBCALL-NEXT: callq __gnu_f2h_ieee
-; CHECK-LIBCALL-NEXT: movzwl %ax, %edi
-; CHECK-LIBCALL-NEXT: callq __gnu_h2f_ieee
-; CHECK-LIBCALL-NEXT: addss 12(%rsp), %xmm0
-; CHECK-LIBCALL-NEXT: addq $16, %rsp
-; CHECK-LIBCALL-NEXT: popq %rbx
-; CHECK-LIBCALL-NEXT: retq
-
-; CHECK-F16C-NEXT: movswl (%rsi), %eax
-; CHECK-F16C-NEXT: vmovd %eax, %xmm0
-; CHECK-F16C-NEXT: vcvtph2ps %xmm0, %xmm0
-; CHECK-F16C-NEXT: vcvtsi2ssl %edi, %xmm1, %xmm1
-; CHECK-F16C-NEXT: vcvtps2ph $4, %xmm1, %xmm1
-; CHECK-F16C-NEXT: vcvtph2ps %xmm1, %xmm1
-; CHECK-F16C-NEXT: vaddss %xmm1, %xmm0, %xmm0
-; CHECK-F16C-NEXT: retq
+
 
 define float @test_sitofp_fadd_i32(i32 %a, half* %b) #0 {
+; CHECK-LIBCALL-LABEL: test_sitofp_fadd_i32:
+; CHECK-LIBCALL:       # BB#0:
+; CHECK-LIBCALL-NEXT:    pushq %rbx
+; CHECK-LIBCALL-NEXT:    subq $16, %rsp
+; CHECK-LIBCALL-NEXT:    movl %edi, %ebx
+; CHECK-LIBCALL-NEXT:    movzwl (%rsi), %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    movss %xmm0, {{[0-9]+}}(%rsp) # 4-byte Spill
+; CHECK-LIBCALL-NEXT:    cvtsi2ssl %ebx, %xmm0
+; CHECK-LIBCALL-NEXT:    callq __gnu_f2h_ieee
+; CHECK-LIBCALL-NEXT:    movzwl %ax, %edi
+; CHECK-LIBCALL-NEXT:    callq __gnu_h2f_ieee
+; CHECK-LIBCALL-NEXT:    addss {{[0-9]+}}(%rsp), %xmm0 # 4-byte Folded Reload
+; CHECK-LIBCALL-NEXT:    addq $16, %rsp
+; CHECK-LIBCALL-NEXT:    popq %rbx
+; CHECK-LIBCALL-NEXT:    retq
+;
+; BWON-F16C-LABEL: test_sitofp_fadd_i32:
+; BWON-F16C:       # BB#0:
+; BWON-F16C-NEXT:    movswl (%rsi), %eax
+; BWON-F16C-NEXT:    vmovd %eax, %xmm0
+; BWON-F16C-NEXT:    vcvtph2ps %xmm0, %xmm0
+; BWON-F16C-NEXT:    vcvtsi2ssl %edi, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vcvtps2ph $4, %xmm1, %xmm1
+; BWON-F16C-NEXT:    vcvtph2ps %xmm1, %xmm1
+; BWON-F16C-NEXT:    vaddss %xmm1, %xmm0, %xmm0
+; BWON-F16C-NEXT:    retq
+;
+; CHECK-I686-LABEL: test_sitofp_fadd_i32:
+; CHECK-I686:       # BB#0:
+; CHECK-I686-NEXT:    subl $28, %esp
+; CHECK-I686-NEXT:    movl {{[0-9]+}}(%esp), %eax
+; CHECK-I686-NEXT:    movzwl (%eax), %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    movss {{.*#+}} xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    movss %xmm0, {{[0-9]+}}(%esp) # 4-byte Spill
+; CHECK-I686-NEXT:    xorps %xmm0, %xmm0
+; CHECK-I686-NEXT:    cvtsi2ssl {{[0-9]+}}(%esp), %xmm0
+; CHECK-I686-NEXT:    movss %xmm0, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_f2h_ieee
+; CHECK-I686-NEXT:    movzwl %ax, %eax
+; CHECK-I686-NEXT:    movl %eax, (%esp)
+; CHECK-I686-NEXT:    calll __gnu_h2f_ieee
+; CHECK-I686-NEXT:    fstps {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    movss {{[0-9]+}}(%esp), %xmm0 # 4-byte Reload
+; CHECK-I686-NEXT:    # xmm0 = mem[0],zero,zero,zero
+; CHECK-I686-NEXT:    addss {{[0-9]+}}(%esp), %xmm0
+; CHECK-I686-NEXT:    movss %xmm0, {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    flds {{[0-9]+}}(%esp)
+; CHECK-I686-NEXT:    addl $28, %esp
+; CHECK-I686-NEXT:    retl
   %tmp0 = load half, half* %b
   %tmp1 = sitofp i32 %a to half
   %tmp2 = fadd half %tmp0, %tmp1