[llvm] [RISCV][GISel] Do libcall for G_FPTOSI, G_FPTOUI when no D or F support (PR #94613)

Gábor Spaits via llvm-commits llvm-commits at lists.llvm.org
Thu Jun 6 14:13:56 PDT 2024


https://github.com/spaits updated https://github.com/llvm/llvm-project/pull/94613

>From 22620a93faea804db2b5db0c212a1363bed566df Mon Sep 17 00:00:00 2001
From: Gabor Spaits <gaborspaits1 at gmail.com>
Date: Thu, 6 Jun 2024 14:59:06 +0200
Subject: [PATCH 1/2] [RISCV][GISel] Do libcall for G_FPTOSI, G_FPTOUI when d
 or f extensions are not supported

---
 .../Target/RISCV/GISel/RISCVLegalizerInfo.cpp |   3 +-
 .../legalizer/legalize-fptoi-rv32-libcall.mir | 194 ++++++++++++++++++
 2 files changed, 196 insertions(+), 1 deletion(-)
 create mode 100644 llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir

diff --git a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
index dbfcab7233bf8..69a139957ff23 100644
--- a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
+++ b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
@@ -409,7 +409,8 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST)
   getActionDefinitionsBuilder({G_FPTOSI, G_FPTOUI})
       .legalIf(all(typeInSet(0, {s32, sXLen}), typeIsScalarFPArith(1, ST)))
       .widenScalarToNextPow2(0)
-      .clampScalar(0, s32, sXLen);
+      .clampScalar(0, s32, sXLen)
+      .libcallFor({s32, s32});
 
   getActionDefinitionsBuilder({G_SITOFP, G_UITOFP})
       .legalIf(all(typeIsScalarFPArith(0, ST), typeInSet(1, {s32, sXLen})))
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir
new file mode 100644
index 0000000000000..b22338d521a46
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir
@@ -0,0 +1,194 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=riscv32 -mattr=-d -mattr=-f -run-pass=legalizer %s -o - \
+# RUN: | FileCheck %s
+
+---
+name:            fptosi_s1_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptosi_s1_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s1) = G_FPTOSI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s1_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptoui_s1_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s1) = G_FPTOUI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s8_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptosi_s8_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s8) = G_FPTOSI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s8_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptoui_s8_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s8) = G_FPTOUI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s16_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptosi_s16_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s16) = G_FPTOSI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s16_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptoui_s16_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s16) = G_FPTOUI %0(s32)
+    %2:_(s32) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s32_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptosi_s32_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s32) = G_FPTOSI %0(s32)
+    $x10 = COPY %1(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s32_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptoui_s32_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s32) = G_FPTOUI %0(s32)
+    $x10 = COPY %1(s32)
+    PseudoRET implicit $x10
+
+...

>From 4621d4c0ad0171563a77181683ebe4a3eba89191 Mon Sep 17 00:00:00 2001
From: Gabor Spaits <gaborspaits1 at gmail.com>
Date: Thu, 6 Jun 2024 23:13:39 +0200
Subject: [PATCH 2/2] Add tests for rv64

---
 .../Target/RISCV/GISel/RISCVLegalizerInfo.cpp |   2 +-
 .../legalizer/legalize-fptoi-rv32-libcall.mir | 224 +++++++++++---
 .../legalizer/legalize-fptoi-rv64-libcall.mir | 290 ++++++++++++++++++
 3 files changed, 466 insertions(+), 50 deletions(-)
 create mode 100644 llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv64-libcall.mir

diff --git a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
index 69a139957ff23..816e62ea24edb 100644
--- a/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
+++ b/llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
@@ -410,7 +410,7 @@ RISCVLegalizerInfo::RISCVLegalizerInfo(const RISCVSubtarget &ST)
       .legalIf(all(typeInSet(0, {s32, sXLen}), typeIsScalarFPArith(1, ST)))
       .widenScalarToNextPow2(0)
       .clampScalar(0, s32, sXLen)
-      .libcallFor({s32, s32});
+      .libcall();
 
   getActionDefinitionsBuilder({G_SITOFP, G_UITOFP})
       .legalIf(all(typeIsScalarFPArith(0, ST), typeInSet(1, {s32, sXLen})))
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir
index b22338d521a46..d32b4350793d5 100644
--- a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv32-libcall.mir
@@ -1,5 +1,5 @@
 # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
-# RUN: llc -mtriple=riscv32 -mattr=-d -mattr=-f -run-pass=legalizer %s -o - \
+# RUN: llc -mtriple=riscv32 -mattr=+d -run-pass=legalizer %s -o - \
 # RUN: | FileCheck %s
 
 ---
@@ -12,12 +12,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s1) = G_FPTOSI %0(s32)
@@ -36,12 +32,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s1) = G_FPTOUI %0(s32)
@@ -60,12 +52,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s8) = G_FPTOSI %0(s32)
@@ -84,12 +72,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s8) = G_FPTOUI %0(s32)
@@ -108,12 +92,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s16) = G_FPTOSI %0(s32)
@@ -132,12 +112,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s16) = G_FPTOUI %0(s32)
@@ -156,12 +132,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s32) = G_FPTOSI %0(s32)
@@ -179,12 +151,8 @@ body:             |
     ; CHECK: liveins: $f10_f
     ; CHECK-NEXT: {{  $}}
     ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
-    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: $x10 = COPY [[COPY]](s32)
-    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
-    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
-    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s32) = COPY $x10
-    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s32)
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
     ; CHECK-NEXT: PseudoRET implicit $x10
     %0:_(s32) = COPY $f10_f
     %1:_(s32) = G_FPTOUI %0(s32)
@@ -192,3 +160,161 @@ body:             |
     PseudoRET implicit $x10
 
 ...
+---
+name:            fptosi_s1_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s1_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s1) = G_FPTOSI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s1_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s1_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s1) = G_FPTOUI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s8_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s8_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s8) = G_FPTOSI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s8_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s8_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s8) = G_FPTOUI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s16_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s16_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s16) = G_FPTOSI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s16_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s16_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s16) = G_FPTOUI %0(s64)
+    %2:_(s32) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s32_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s32_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOSI:%[0-9]+]]:_(s32) = G_FPTOSI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOSI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s32) = G_FPTOSI %0(s64)
+    $x10 = COPY %1(s32)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s32_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s32_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: [[FPTOUI:%[0-9]+]]:_(s32) = G_FPTOUI [[COPY]](s64)
+    ; CHECK-NEXT: $x10 = COPY [[FPTOUI]](s32)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s32) = G_FPTOUI %0(s64)
+    $x10 = COPY %1(s32)
+    PseudoRET implicit $x10
+
+...
diff --git a/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv64-libcall.mir b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv64-libcall.mir
new file mode 100644
index 0000000000000..aab374963cb97
--- /dev/null
+++ b/llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-fptoi-rv64-libcall.mir
@@ -0,0 +1,290 @@
+# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
+# RUN: llc -mtriple=riscv64 -mattr=-d -mattr=-f -run-pass=legalizer %s -o - \
+# RUN: | FileCheck %s
+
+---
+name:            fptosi_s64_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptosi_s64_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixsfdi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s64) = G_FPTOSI %0(s32)
+    $x10 = COPY %1(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s64_s32
+body:             |
+  bb.1:
+    liveins: $f10_f
+
+    ; CHECK-LABEL: name: fptoui_s64_s32
+    ; CHECK: liveins: $f10_f
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY $f10_f
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[ANYEXT:%[0-9]+]]:_(s64) = G_ANYEXT [[COPY]](s32)
+    ; CHECK-NEXT: $x10 = COPY [[ANYEXT]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunssfdi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s32) = COPY $f10_f
+    %1:_(s64) = G_FPTOUI %0(s32)
+    $x10 = COPY %1(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s1_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s1_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s1) = G_FPTOSI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s1_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s1_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunsdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s1) = G_FPTOUI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s1)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s8_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s8_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s8) = G_FPTOSI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s8_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s8_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunsdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s8) = G_FPTOUI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s8)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s16_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s16_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s16) = G_FPTOSI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s16_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s16_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunsdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s16) = G_FPTOUI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s16)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s32_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s32_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s32) = G_FPTOSI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s32)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s32_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s32_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunsdfsi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s32) = G_FPTOUI %0(s64)
+    %2:_(s64) = G_ANYEXT %1(s32)
+    $x10 = COPY %2(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptosi_s64_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptosi_s64_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixdfdi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s64) = G_FPTOSI %0(s64)
+    $x10 = COPY %1(s64)
+    PseudoRET implicit $x10
+
+...
+---
+name:            fptoui_s64_s64
+body:             |
+  bb.1:
+    liveins: $f10_d
+
+    ; CHECK-LABEL: name: fptoui_s64_s64
+    ; CHECK: liveins: $f10_d
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s64) = COPY $f10_d
+    ; CHECK-NEXT: ADJCALLSTACKDOWN 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: $x10 = COPY [[COPY]](s64)
+    ; CHECK-NEXT: PseudoCALL target-flags(riscv-call) &__fixunsdfdi, csr_ilp32_lp64, implicit-def $x1, implicit $x10, implicit-def $x10
+    ; CHECK-NEXT: ADJCALLSTACKUP 0, 0, implicit-def $x2, implicit $x2
+    ; CHECK-NEXT: [[COPY1:%[0-9]+]]:_(s64) = COPY $x10
+    ; CHECK-NEXT: $x10 = COPY [[COPY1]](s64)
+    ; CHECK-NEXT: PseudoRET implicit $x10
+    %0:_(s64) = COPY $f10_d
+    %1:_(s64) = G_FPTOUI %0(s64)
+    $x10 = COPY %1(s64)
+    PseudoRET implicit $x10
+
+...



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